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Functional Medicine Reality Podcast

The Functional Medicine Reality Podcast exposes the truth about what really happens in healthcare and why so many patients with complex, chronic conditions are left searching for answers. Hosted by Dr. Mark Su, founder & leader of RootSeek’s nationwide virtual care team, this show goes beyond quick fixes to uncover the root causes of illness—like Lyme disease and co-infections, mold toxicity, gut dysbiosis, hormone imbalances, hidden infections, and heavy metal exposure. Each episode reveals real patient journeys and expert clinician reasoning, showing you how functional medicine tackles chronic fatigue, autoimmune flares, brain fog, cardiovascular risk, and hard-to-solve cases where conventional medicine often stops short. From environmental toxins to stress-driven inflammation, from gut repair to longevity hacks, you’ll learn how to advocate, decide, and heal on your terms—with practical, next-step strategies you can trust. If

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    38. Christine's Story on Hormones, ADHD, and Getting Her Life Back

    You've probably been told your labs look fine while you're barely functioning. That gap, between what a lab report says and what your body is actually telling you, is exactly where this episode lives.Christine has been a patient of Dr. Su's for over fifteen years, and this conversation traces her whole arc, from years of unexplained symptoms that finally led to a Lyme disease diagnosis, through a mold reaction, and into the last five months, where three specific changes stacked together and took her vitality from a self-rated three out of ten to a consistent eight or nine.What you will learn:Why a body composition scan gave Christine real numbers instead of vague impressions, and how tracking muscle mass percentile (not just weight) became a starting point she could actually work fromHow hormone replacement therapy changed her ability to follow through on things, not just how she felt day to dayWhy properly managed ADHD medication, paired with better sleep and exercise, gave her the executive function to organize her whole routine around the other changesKey themes:What it took to finally get a Lyme disease diagnosis after over a decade of unexplained symptomsWhy gradual decline is so hard to notice and even harder to advocate for yourself againstHow several right-fit interventions, stacked together, can move the needle faster than any single one aloneDr. Su: "What stands out most in this conversation isn't any single treatment. It's the sequence. Christine had spent over a decade working through Lyme and mold before we ever got to hormones and ADHD medication. Each piece mattered, and each piece needed the ones before it. That's usually how real change works. It's rarely one thing."Guest bio:Christine" is a longtime RootSeek patient whose name has been altered to protect her privacy. She works in IT and has been under Dr. Su's care for over fifteen years, through a Lyme disease diagnosis, a mold reaction, and most recently, a five-month stretch of change involving body composition testing, hormone replacement therapy, and ADHD medication management.Ready to start your own root-cause investigation? Visit rootseekhealth.com to get started, or grab our free Lab Results Guide if you've been told your labs are normal but you still don't feel like yourself.Connect with RootSeek:Get your free Lab Results Guide: Download at rootseekhealth.com/labs/Have a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction.Book your spot: rootseekhealth.com/askdrmarkSubscribe and Leave a Review:If Functional Medicine Reality has been valuable to you, please subscribe and leave a review. It helps more patients find the answers they have been searching for.If you're focused on optimizing your health long-term, we have something coming for you. Stay connected at rootseekhealth.com.Instagram: @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    37. GLP-1s: The Science Explained, A Doctor and a Patient's Real Take

    You've watched GLP-1s take over every feed, every ad, every conversation at a family gathering, and you're still not sure what to believe. Is it legit? Is it safe? Is it just the easy way out?Why this episode matters: GLP-1s and peptides have gone from a niche diabetes medication to a full-blown cultural moment in just a few years, and the information hasn't kept up with the demand. Dr. Su and Mary Jo sit down for an honest, unfiltered conversation about what's actually happening in the body, where the confusion comes from, and why the stigma around using them deserves a second look.What you will learn:The real mechanism behind GLP-1s, and how tirzepatide differs from semaglutideWhy sourcing peptides has become what Dr. Su calls a wild west, and what that means for your safety and your walletWhere the "easy way out" stigma comes from, and why Dr. Su pushes back on it clinicallyWhat Mary Jo experienced firsthand over two years on semaglutide, including inflammation, energy, and the harder truth about what happens when you stopThe evolving research connecting GLP-1s to mast cell regulation and inflammation, beyond weight loss aloneKey themes:The gap between how GLP-1s are marketed and how they actually workStigma, gender, and the quiet judgment around using medication for weightCost, access, and how to avoid getting overcharged for microdosing or unreliable sourcingDr. Su's perspective: Dr. Su is direct about where he stands. He's seen GLP-1s change the trajectory of patients' health, not just their weight, and he's equally direct that the "did you earn this the hard way" question misses the point entirely. His focus stays on what actually helps someone get better, faster, and at a cost that doesn't take advantage of them.Guest bio, if relevant: Mary Jo Anderson is a recurring co-host of the Functional Medicine Reality Podcast, sharing her own chronic illness journey and recovery alongside Dr. Su.Connect with RootSeek:Get your free Lab Results Guide: Download at rootseekhealth.com/labs/Have a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction.Book your spot: rootseekhealth.com/askdrmarkSubscribe and Leave a Review:If Functional Medicine Reality has been valuable to you, please subscribe and leave a review. It helps more patients find the answers they have been searching for.If you're focused on optimizing your health long-term, we have something coming for you. Stay connected at rootseekhealth.com.Instagram: @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    36. Doctor First or Inspector First: What to Do When You Suspect Mold Illness with Mike Schrantz

    You've read about mold. You've read about CIRS, mycotoxins, water damage, and now maybe even bacteria, and it's a lot. So you start looking into an environmental inspection, wondering if your house is behind the fatigue, the brain fog, the symptoms nobody's been able to explain.Why this episode matters:Dr. Mark Su sits down with Mike Schrantz, CIEC, one of the most connected indoor environmental professionals in the country, to talk about a pain point that shows up again and again in both their practices, patients starting their mold illness journey with an inspector before a clinician is ever involved. It's a conversation that rarely happens out loud, two professionals from different sides of the same problem comparing notes on where the process breaks down.What you will learn:Why starting with an environmental inspector before a doctor often leads to confusion, wasted money, and testing that doesn't answer the real questionThe difference between a targeted assessment and a whole-house assessment, and why that choice matters more than most people realizeWhat a clinician actually adds to the process that an inspector can't, and vice versaKey themes:The order of operations matters, clinician first, then environmental testingCost and scope decisions get a lot easier once a doctor has narrowed the focusThis is often a team effort between two professionals working toward the same goal, a patient who finally has answersDr. Su's perspective:Dr. Su has seen this pattern often enough to know it's rarely anyone's fault. Patients are doing their best with the information available to them, and that information usually points them toward testing before it points them toward a doctor who can make sense of the results. His take throughout the conversation is straightforward, if you have chronic symptoms that aren't going away and you have real concerns about your environment, it's worth having a clinician involved somewhere along the way, earlier rather than later.If this sounds like where you are right now, a Clinical First Steps Call with Dr. Su is a good next step before you spend a dime on testing. Book yours at go.rootseekhealth.com/askdrmark. Still in research mode? Grab the free Lab Results Guide at labsoptin.rootseekhealth.com/opt-in-page-landing-page-for-lab-results-without-answers.Links:rootseekhealth.comgo.rootseekhealth.com/askdrmarkenvironmentalanalytics.net (Mike Schrantz)healthybuildingalliance.orgiepradio.comiseai.orgGuest bio:Mike Schrantz, CIEC, is one of the most networked indoor environmental professionals in the country, working with chronic illness patients and complex mold and water-damage cases through Environmental Analytics. He's a recurring voice on the Functional Medicine Reality Podcast and a board member alongside Dr. Su at ISEAI.Disclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    35. Mobility vs. Stability: What Your Pain Treatment Might Be Missing, with Dr. Mike Melander

    If you've done months of physical therapy or chiropractic care and your pain still hasn't moved, you're not imagining it, and you're not doing it wrong. Something in the plan was probably missing from day one.Why this episode matters: Most pain treatment starts with the same assumption: get stronger. But strength only works within the range of motion you actually have access to. If a joint can't move the way it's supposed to move, no amount of strengthening will fix it, and in some cases, it can make things worse. Dr. Su sits down with Dr. Mike Melander, a chiropractor and Active Release Technique instructor, to explain the question almost no one asks before starting treatment.What you will learn:The difference between a mobility problem and a stability problem, and why it changes everything about a treatment planWhat "tissue quality" means, and why pain itself is an unreliable way to judge what's happening in a muscleWhy fibromyalgia and chronic Lyme patients often carry real, findable tissue issues, even when the root cause isn't musculoskeletalWhy chiropractic care and physical therapy work best together, not as competing approachesKey themes:Root-cause thinking applied to pain, not just complex chronic illnessThe overlap between structural pain and systemic conditions like Lyme and fibromyalgiaWhy "call me if you need me" is sometimes the best plan a provider can offerDr. Su's perspective: Dr. Su draws a direct line between what Dr. Melander does with tissue and joints and what RootSeek does with labs and systems. The tools are different, but the instinct is the same: don't stop at the first plan, look for what's actually driving the problem. If this conversation named something you've been living with, whether it's pain that won't resolve or a chronic illness that hasn't had a clear answer, Dr. Su opens one hour a month to five people for real, direct guidance. Book your spot: rootseekhealth.com/askdrmarkFree Lab Guide: rootseekhealth.com/opt-inLinks:North Shore Spine and Sport: northshorespinesport.comRootSeek Health: https://rootseekhealth.com/Guest bio: Dr. Mike Melander, DC is a chiropractor with 16 years in clinical practice and a multi-time Best of Boston winner. He has served as an Active Release Technique instructor since 2017 and practices at North Shore Spine and Sport in Newport, Massachusetts.Disclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    34. Best Supplement for Longevity: Creatine, NAD, HRT, or Something Else Entirely with Dr. Mark Su

    What's the single best supplement for longevity? Dr. Mark Su gets asked this question constantly, and in this solo episode he finally sits down and gives a real answer.It depends on what you're after. Want to feel younger and better? Creatine is the cheap, convenient place to start. Want something more personalized? Hormone replacement therapy, guided by testing, becomes the conversation. Want to actually be younger, not just feel it? NAD comes into play. Want precision instead of a one-size-fits-all answer? Biological age testing shows you your rate of aging and, more importantly, which system in your body is the weakest link holding everything else back.Then Dr. Su tries something different. He takes the exact same question to Claude, his AI tool of choice, and reads through the response live on the show. What comes back is a four-tier hierarchy of evidence, from robust epidemiologic data at the top all the way down to practitioner opinion with weak or no data behind it, the tier where most peptides and longevity stacks actually live. The most defensible single answer that holds up under real scrutiny turns out to be structured exercise targeting VO2 max.But this episode isn't really just about supplements. It's about the difference between advice that sounds confident and advice that's actually evidence-backed, and why practitioners, whether they're working in longevity medicine or treating complex chronic illness through functional medicine, owe their patients honesty about what the data can and can't tell us. No overselling, no fear-mongering, no pretending there's more certainty than there is.If you've ever wanted a straight answer to "what should I actually take," or you've quietly wondered whether your own practitioner is being fully honest with you about the evidence behind your plan, this one's for you.In this episode:Dr. Su's real answer to the "one best supplement for longevity" questionCreatine, NAD, and hormone replacement therapy, and when each actually fitsBiological age testing and finding your body's weakest linkUsing AI to rank the real evidence behind longevity interventionsWhy VO2 max training is the most defensible single answer with real data behind itThe case for honesty and transparency over hype in functional and longevity medicineConnect with RootSeek:Get your free Lab Results Guide: Download at rootseekhealth.com/labs/Have a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction.Book your spot: rootseekhealth.com/askdrmarkSubscribe and Leave a Review:If Functional Medicine Reality has been valuable to you, please subscribe and leave a review. It helps more patients find the answers they have been searching for.If you're focused on optimizing your health long-term, we have something coming for you. Stay connected at rootseekhealth.com.Instagram: @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    33. HRV Explained by the Man Who Helped Build the Technology, Vivek Menon

    If you've ever glanced at your wearable in the morning and felt a small wave of anxiety over your recovery score, this episode is for you. And if you've spent years feeling like your body is stuck in some kind of alert mode, tired but wired, never quite settled, this conversation might put language to something you've been feeling for a long time without knowing what to call it.Why This Episode MattersHeart rate variability, or HRV, gets talked about constantly in wearable culture, but most people have never had it explained in a way that actually makes sense. It's not a heart measurement. It's a window into your nervous system, specifically the balance between your fight or flight response and your ability to rest, recover, and digest. Understanding that difference changes how you interpret your own data and your own body.What Listeners Will LearnWhat HRV actually measures, and why it has almost nothing to do with your cardiovascular system directly How a healthy nervous system responds to stress and recovers from it Why comparing your HRV number to someone else's tells you nothing useful How often you should actually be checking your HRV data The difference between how a consumer should use HRV and how a practitioner uses it Why some people benefit from tracking daily, and why others are better off not tracking at allKey Moments or ThemesVivek's path from Dartmouth to co-founding SPREN (formerly Elite HRV) after a decade at NxStage Medical working in dialysis care The autonomic nervous system explained in plain language, fight or flight versus rest and digest Why HRV shows up differently across your pupils, skin, temperature, and heartbeat, and why comparing devices or people is close to meaningless The real story behind why some of SPREN's most successful users eventually stopped tracking altogether How a practitioner might use HRV data differently than an individual tracking their own recovery Vivek's honest take on where HRV research is headed, and why it isn't going awayDr. Su's PerspectiveDr. Su brings this conversation back to something he sees constantly in his patients. So many people are living in a state of chronic stress that their nervous system has simply adapted to it as the new normal. HRV gives language and data to something that root-cause medicine has always paid attention to, the nervous system is not separate from the rest of the body, it's central to it.Guest Bio PlaceholderVivek Menon is the co-founder of SPREN (formerly Elite HRV), a company that has spent over a decade turning wearable and smartphone data into insights people can actually use for their health, wellness, and performance. Prior to SPREN, he spent ten years at NxStage Medical, working to improve quality of life for dialysis patients. He's a Dartmouth graduate with dual degrees in economics and biology.If you're focused on optimizing your health long term, Dr. Su has something in the works for you. Stay connected at rootseekhealth.com.If this conversation had you thinking about your own nervous system, your own stress patterns, or what might really be going on in your body, Dr. Su opens a small number of spots each month for a direct conversation.Ask Dr. Mark: Clinical First Steps Call Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkConnect with Dr. Su: rootseekhealth.com | @rootseekhealth | @drmarksuConnect with RootSeek:Get your free Lab Results Guide: Download at rootseekhealth.com/labs/Learn more about SPREN: www.spren.comDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    32. The Hidden Power of Lyme Disease Symptoms That Masquerade as Other Conditions

    If your symptoms have never fully added up, if you've been handed a fibromyalgia diagnosis that didn't feel complete, or if you've watched someone you love go through the medical maze with Lyme disease and come out the other side still struggling, this episode is for you.Lyme disease is the single topic that opened the door to functional medicine for me nearly two decades ago. And it's one I keep coming back to because it remains one of the most complex, politically charged, and misunderstood conditions I encounter in practice. In this solo episode I share my most honest, grounded, and clinically informed perspective on where things stand in 2026.What I Cover in This Episode:Why I've always referred to Lyme disease as the great masquerader, and what that means for patients who keep being told their labs are normal.Why standard testing in conventional medicine misses Lyme disease more often than most people realize, and why a negative result is not always a definitive answer.My honest take on both underdiagnosis in conventional medicine and overfocus in the functional medicine world, and why I think both conversations are worth having.Why fibromyalgia is the number one conventional diagnosis I connect to undiagnosed Lyme disease, and what patterns in your own history are worth paying attention to.Where I stand on antimicrobial therapy, herbal approaches, and why I'm cautious about leaning too heavily on any single treatment direction.How fear and chronic fight or flight activation show up in my Lyme disease patients and why addressing the nervous system is always part of the protocol for me.A personal story about preparing for a family walk in a wooded area and what it reminded me about how patients with Lyme history experience everyday decisions differently.Who This Episode Is For:I made this episode for patients who have been diagnosed with fibromyalgia and never felt that diagnosis told the whole story. For anyone whose aches and pains just don't add up. For patients who have been treated for Lyme disease and made progress but still feel like there's a long way to go. And for practitioners who want a balanced, skeptic-friendly perspective on one of the most complex topics in chronic illness care.Key Takeaways:Lyme disease is underdiagnosed in conventional medicine due to symptom diversity and the limitations of standard testing.A negative result on standard two-tier testing does not close the investigation.Fibromyalgia is the number one conventional diagnosis I associate with undiagnosed Lyme disease.Herbal antimicrobials are my preferred approach for longer term treatment, always within a broader root cause framework.Fear and nervous system dysregulation are always part of the Lyme disease picture, and in my experience they are always worth addressing directly.Connect with RootSeek:Get your free Lab Results Guide: Download at rootseekhealth.com/labs/Have a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction. Book your spot: rootseekhealth.com/askdrmarkSubscribe and Leave a Review:If Functional Medicine Reality has been valuable to you, please subscribe and leave a review. It helps more patients find the answers they have been searching for.Disclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    31. Why "Passing Code" Doesn't Mean Your Home or Rental Is Healthy

    If you've ever been told your labs are "normal" while you still feel exhausted, foggy, or sick in ways no one can explain, you already know how little "normal" actually promises. It turns out the same is true for the buildings we live in.Why this episode mattersFor anyone managing chronic illness, especially mold sensitivity, MCAS, or unexplained fatigue, your environment is often an overlooked piece of the root-cause puzzle. In this conversation, Dr. Mark Su talks with real estate developer Lou Minicucci of Minco Development Corp, along with recurring co-host Mike Schrantz, IEP, about what actually separates a building that just passes code from one that's genuinely built for health.What you'll learnWhy meeting building code is a bare minimum standard, not a health standard, and how that mirrors the gap between a "normal" lab result and an optimal oneWhat FITWEL and LEED certifications actually measure, and why most buildings never pursue themHow lumber is inspected for mold before construction even begins, and why that detail matters more than most people realizeWhy low VOC materials matter cumulatively, even when every individual product is technically "compliant"The role of MERV filtration, ERV fresh air systems, and central water heating in reducing everyday exposurePractical questions you can ask about your own living space, whether you're moving, renting, or staying exactly where you areKey momentsLou's walk-through of the FITWEL and LEED certification process behind Newburyport CrossingThe mold inspection process during construction, and why it's so rarely doneDr. Su's "normal lab value" analogy applied to building standardsMike Schrantz's real-world perspective from working with chronic illness clients who are actively searching for a safer place to livePractical, no-pressure guidance for anyone who can't move or renovate right nowDr. Su's perspectiveDr. Su has long said that healing happens on more than one front. This conversation is a reminder that the air you breathe and the space you live in are part of your health story, not separate from it. You don't need a fully certified building to make progress. Small, informed steps matter.A note on progress over perfectionThis episode isn't about needing a perfect home before you can get better. It's about understanding what's possible, what matters most, and where a person can realistically start.Curious whether your environment could be part of your own root-cause puzzle? Grab your free Lab Results Guide, or bring your questions to Dr. Su's monthly Ask Dr. Mark session, real questions, real answers, real direction.Get your free Lab Results Guide: Download at rootseekhealth.com/labs/Have a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction. Book your spot: rootseekhealth.com/askdrmarkConnect with Dr. Su: rootseekhealth.com | @rootseekhealthLinks:Minco Development Corp: mincocorp.comMike Schrantz's podcast: iepradio.comMike Schrantz's consulting: environmentalanalytics.netGuest bio: Lou Minicucci is a real estate developer with over 50 years of experience and the founder of Minco Development Corp. He's the developer behind Newburyport Crossing, a FITWEL and LEED certified residential community, and a Harvard Graduate School of Design alumnus known for his community involvement across the North Shore of Massachusetts.Disclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    30. 3 Strategies for Medical Anxiety That Actually Work with Dr. Mark Su

    If your stomach drops every time your doctor's office calls, or you find yourself spiraling into worst-case scenarios before a test result comes back, you're not broken and you're not overreacting. Medical anxiety is real, and it's especially common for people who've spent years navigating chronic illness, uncertain diagnoses, or being told their labs are "normal" when they know something is wrong.Why this episode mattersMost anxiety advice tells you to "just breathe" or "stop worrying." That's not helpful when your nervous system has been shaped by years of appointments, imaging, and being dismissed. In this episode, Dr. Su shares three strategies he uses himself, and has learned from over a decade working with his own therapist and from countless conversations with patients, to actually work with medical anxiety instead of just pushing through it.What you'll learnWhy confronting the anxiety directly, rather than avoiding or running from it, is the hardest but most effective first stepHow to flip the "what if" spiral in the opposite direction, and why grounding yourself in the feeling of good news matters as much as the logic of itThe "so what" game, a simple but revealing exercise for uncovering the real root cause underneath your medical anxietyWhy the fear you're carrying into an appointment is often about something deeper than the appointment itselfDr. Su's perspectiveDr. Su doesn't position himself as a therapist, and he's clear about that in the episode. What he offers instead is the perspective of someone who has walked this road personally and who has sat across from hundreds of patients carrying the same dread. These are the strategies he's seen actually move the needle, not textbook talking points.Connect with Dr. Su and RootSeek Health:Download the free Lab Results Guide:If your labs keep coming back "normal" while you keep feeling anything but, this guide will help you understand what might be getting missed.Download at https://labsoptin.rootseekhealth.com/labs/Have a question for Dr. Su?Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkrootseekhealth.com | @rootseekhealth | @drmarksuDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    29. Lyme Disease Treatment Isn't Working? Mold Might Be Why. With Joia Mattheson MS, CNS

    You did everything right.You pushed for testing when your doctors wanted to wait. You found a Lyme-literate practitioner. You went through the antibiotics, got through the rough stretch of feeling worse before better, and slowly started to climb back toward yourself. Months later, you're about 80% recovered.And then you stalled.If that sounds familiar, this episode is worth your full attention.Joia Mattheson is a functional nutritionist, a licensed dietitian, and a former civil engineer who brought both analytical precision and hard-earned personal experience to this conversation. She came to Dr. Su with a genuinely complex picture: Lyme disease, Bartonella, reactivated Epstein-Barr virus, multiple coinfections, a hemochromatosis carrier gene, and a clotting factor variant. She had seen urgent care, primary care, an integrative rheumatologist, a naturopath, and a Lyme-literate doctor. She had done more research than most practitioners ever will.And nobody had seriously looked at her home yet.Her ERMI environmental test came back with a HERTSMI-2 score of 38. The highest Dr. Su had seen in two years.What you'll hear in this episode:In this real, unscripted consultation, Dr. Su walks through Joia's full case live, including labs she uploaded the morning of the recording. You'll hear him explain his three-category framework for organizing complex chronic illness, bugs and toxins, self, and interfaces, and how he uses that structure to figure out what to address first when five or more root causes are all present at the same time.He explains why mold related illness so often becomes the missing piece for patients who have already done significant Lyme treatment, why mycotoxins can suppress the immune system in ways that make every other infection harder to clear, and why removing yourself from a toxic environment can sometimes be the fastest single move you can make toward getting the rest of the way well.You'll also hear an honest conversation about what it feels like to be a knowledgeable patient navigating a system that still doesn't agree on how to interpret a Western blot, what it means when your cholesterol suddenly spikes during a mold exposure, and why fatigue and brain fog are almost always the very last symptoms to resolve, no matter how well the rest of treatment is going.This is what root-cause medicine actually looks like. A real patient, real labs, real clinical reasoning, and no scripts.Key moments in this episode:Why a positive Western blot got called a false positive, and what that cost Joia in time and treatmentDr. Su's three-category framework for complex chronic illness and how to use it to find your sequenceWhat a HERTSMI-2 score of 38 means and why it shifted the entire conversationThe "two for one" argument for addressing mold before continuing Lyme treatmentWhy fatigue and brain fog are predictably the last things to improve, and what that means for your expectationsMycotoxin binders: the options Dr. Su actually uses, from prescription cholestyramine to CellCore and beyondTreating fungus inside the body: the antifungal regimen Dr. Su reaches for most oftenReactivated Epstein-Barr virus as a long-term sequencing consideration, not a front-end priorityHemochromatosis carrier status and iron overload as a quiet background player in chronic illnessAbout Joia Mattheson MS, CNS, LDNJoia Mattheson is a Certified Nutrition Specialist and Licensed Dietitian Nutritionist with a background in civil engineering and a deep personal history with complex chronic illness. She runs her own functional nutrition practice, Joia Health, where she works one-to-one with clients navigating their own root-cause healing journeys. She is now accepting new patients.Website: joiahealth.co Instagram: @joiahealth Email: [email protected] with Dr. Su and RootSeek Health:Download the free Lab Results Guide: If your labs keep coming back "normal" while you keep feeling anything but, this guide will help you understand what might be getting missed. Download at https://labsoptin.rootseekhealth.com/labs/Have a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction. Book your spot: https://go.rootseekhealth.com/askdrmarkrootseekhealth.com | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    28. Why Your Probiotic Probably Isn't Working, And What to Take Instead

    Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkIf you've ever taken a probiotic for weeks, felt nothing, and quietly concluded they just don't work for you, this episode is for you.You are not wrong that something isn't working. You may just have never been told that the probiotic on the shelf and the probiotic in the research paper are often not the same thing at all.Why this episode mattersThe microbiome is one of the fastest-moving areas in all of health research, and most patients are either taking nothing, taking the wrong thing, or being sold on claims that have no clinical backing. Dr. Mark Su sits down with Ben Myers, an educator and representative for Microbiome Labs, for a conversation that cuts through the noise. Ben brings years of deep education in probiotic science, strain-specific research, and the expanding connections between gut health, mental health, and women's health.This is not a product pitch. It is a conversation between two people who want you to understand what is actually happening in your gut, and why that matters for the rest of your body.What you will learnThe difference between dead-strain, live-culture, and spore-based probiotics, and why the category you are taking changes everything about your results.Why strain specificity is the single most important and most overlooked factor in probiotic selection, and how the same species name on two different bottles can mean completely different outcomes.The science behind psychobiotics, including how one specific strain has been shown in peer-reviewed human clinical trials to regulate cortisol, shift tryptophan metabolism toward serotonin and melatonin, and change brainwave patterns in people under stress.How the vaginal microbiome works, why recurring bacterial vaginosis and yeast infections keep coming back after antibiotics, and what precision probiotic therapy is starting to offer as an alternative.Why fixing the gut first is still the foundation, and how that foundational work connects to skin health, sinus health, mental health, and far more than most people expect.A moment worth notingOne of the most honest exchanges in this conversation happens early. Dr. Su acknowledges how hard it is for patients to know who to trust in the supplement space, especially when practitioners themselves sometimes have financial incentives tied to what they recommend. It is a rare moment of transparency, and it sets the tone for everything that follows.Dr. Su's perspectiveThe goal was never to overwhelm you with strain names and research codes. The goal is to give you enough of the picture that you can stop throwing things at the wall and start asking better questions. The research on the gut is not slowing down. And while we do not have every answer yet, we have more than enough to take meaningful, targeted action.Links and resourcesMicrobiome Labs: microbiomelabs.comAbout Ben MyersBen Myers is an educator and representative for Microbiome Labs with years of experience working alongside functional medicine practitioners. He came to this work through his own health journey and a deep passion for making complex science accessible. This was his first podcast appearance. It will not be his last.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Surootseekhealth.com | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    27. ADHD - Myths, Misconceptions & a Life Changing Diagnosis with MaryJo Anderson

    You've said it before. Maybe quietly, maybe to a close friend, maybe just in your own head."I think I might have ADHD."And then nothing happened. There was nobody to follow up. Nobody to sit down with you and actually explored it. So you kept going, kept functioning, kept wondering.This episode is for you.Why This Episode MattersAdult ADHD, especially in women, is one of the most underdiagnosed conditions in medicine right now. Not because it is rare. Because it looks different than the textbook picture. It does not always look like a kid bouncing off the walls. In adults, and especially in women, it looks like a brain that never really quiets down. It looks like being brilliant in a flow state and completely scattered the rest of the time. It looks like anxiety that nobody can quite explain. It looks like years of wondering why you can be so capable in some moments and so frustratingly inconsistent in others.Dr. Mark Su and co-host Mary Jo Anderson sit down for the kind of conversation most people have never had with a doctor, honest, unhurried, and grounded in real clinical experience.What You'll Learn in This EpisodeWhat ADD and ADHD actually are in adults, and why the distinction between the two matters more than most people realize.Why women are far more likely to have the inattentive type, the one that flies under the radar for decades because it does not look like classic hyperactivity.What the hyperfocus and flow state experience really means, why it feels like euphoria, and why it is not a contradiction of the diagnosis.Why ADHD and anxiety so often travel together, and what actually happens to the anxiety when the underlying ADHD is addressed.How diagnosis actually works, no blood test, no imaging, just a thorough clinical picture and a validated assessment that can be done from home.Why getting evaluated is not about adding a label. It is about unlocking the potential that has always been there.Key Moments in This EpisodeDr. Su explains why people with ADHD can hyperfocus for hours on something they love but cannot hold onto a grocery list for three aisles.Mary Jo shares what it felt like to finally have someone explain her own experience back to her, including the creativity, the noise, the inconsistency, and the years of wondering.Dr. Su shares a patient story about a junior in high school pulling D's who, after finally getting clarity and support, landed a competitive leadership position at a major national company.Two long-term patients in their forties, evaluated and treated as adults, both said something Dr. Su says he will carry for the rest of his career. For the first time in my life, I feel comfortable in my own skin.Dr. Su's PerspectiveThis is not about pharma versus non-pharma. It is not about conforming to a label or a system. It is about one thing: helping you get the most out of the life you want to live. When the noise quiets down, when the anxiety starts to lift, when you stop dropping the balls and start trusting yourself again, that is not a small thing. That is your life opening up.If you have spent years functioning below what you know you are capable of, this conversation is worth your time.Take a Next StepHave a question for Dr. Su? Once a month, Dr. Su opens one hour to five people only. Real questions, real answers, real direction. Book your spot: rootseekhealth.com/askdrmarkGet your free Lab Results Guide: Download at rootseekhealth.com/labs/Connect with Dr. Su: rootseekhealth.com | @drmarksu @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    26. Chronic Illness, Mold & Relationships: What Helps, What Hurts, and What Nobody Talks About

    If chronic illness has made you feel like a burden to the people you love, you are not alone, and you are not imagining how hard this is.Illness does not stay contained to the body. It moves through a household. It strains marriages, tests friendships, and quietly reshapes who you are in relationship to everyone around you. The fear that runs alongside it, the hypervigilance, the late-night symptom spirals, the feeling that you are asking too much, those things are just as real as any lab result. And most practitioners never make space to talk about them.In this episode, Dr. Mark Su sits down with Michael Schrantz, IEP, for one of the most personal conversations this show has produced. Mike is a certified indoor environmental professional who has worked with thousands of clients on mold and environmental illness, and he is someone who went through it himself. He knows what it feels like to be in that dark place, to watch your partner carry weight you wish you could take back, and to wonder whether you will ever feel like yourself again.This conversation covers the ground that most appointments never do.What you will hear in this episode:Mike talks about the moment he looked in the mirror and decided he was done living in fear, not denial of his illness, but a choice to stop letting fear run his days. He talks about his wife Jennifer, a flight instructor and realtor who held the household together when he could not, and what he learned about showing up for her even when he had very little left to give. He and Dr. Su get into what partners and caregivers tend to get wrong, including the way we dismiss ten concerns because eight of them seem emotional, when two of them are pointing at something important. And they talk about purpose, about why having something to get out of bed for matters in ways that go beyond motivation.If you are a partner or caregiver listening to this, Mike has something specific to say to you too.Key themes from this conversation:How mold illness and chronic illness reshape relationships in predictable, understandable waysWhat actually helps when someone you love is overwhelmed and scared, and what tends to make it worseWhy fear-driven thinking keeps patients stuck and what the path forward looks likeHow Mike regulated his nervous system and found his footing during his own recoveryThe role of purpose, faith, community, and presence in healing, the things that do not show up on a lab panel but matter enormouslyThis is not a clinical episode. It is an honest one, and it may be exactly what someone in your life needs to hear.About Michael Schrantz, IEP Michael Schrantz is a certified indoor environmental professional (IEP) and the founder of Environmental Analytics. He has worked with thousands of clients navigating mold-related illness and environmentally complex cases, and he hosts the IEP Radio podcast. Michael is a recurring guest on the Functional Medicine Reality Podcast and brings the perspective of both a seasoned environmental professional and someone who has personally walked through chronic illness and come out the other side.Website: environmentalanalytics.net Podcast: IEPradio.comReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    25. What Your Hospital Bill Isn't Telling You (A Nurse Explains)

    You went to the hospital. You got care. You came home.And then the bills started arriving, one after another, for amounts that didn't add up. And somewhere in your online patient portal was a diagnosis you had never been told about, for a condition nobody mentioned while you were lying in that bed.If that has happened to you or someone you love, you are not alone. And you are not missing something obvious. The hospital system was simply never designed to explain itself to the people moving through it.In this episode, Dr. Mark Su sits down with Amy Baut, a registered nurse with 28 years of experience across some of Boston's most demanding ICUs and critical care units, including Stanford Medical Center and a Level One trauma center in Boston. For the last three years, Amy has worked in clinical documentation integrity, the behind-the-scenes role that sits between your provider's notes, your diagnostic codes, and what gets submitted to your insurance company.It is a role most patients have never heard of. And what Amy sees from that seat changes how you understand everything that happened during your hospital stay.In this episode, you will learn:Why your medical chart may include diagnoses that surprised you after discharge, and what those diagnoses actually mean for your care and your bill.How hospital billing codes connect to the real resources used during your stay, and why capturing them accurately matters more than most people realize.Why your doctor seemed rushed, why documentation sometimes falls short, and why that is not a sign that anyone stopped caring about you.What happens behind the scenes when your insurance company pushes back on a claim, and why patients receive confusing bills while that dispute is still being resolved.How to advocate more effectively for yourself or a loved one during a hospital stay, including one practical shift in how you bring your questions to the care team.Dr. Su's perspective:The healthcare system is not broken on purpose. But there are forces at play between your provider, your chart, and your insurer that nobody is walking patients through. This conversation with Amy is about closing that gap, so that the next time you or someone you love is in the hospital, you feel less like a bystander and more like someone who understands the terrain.Providers went into medicine because they care. The system around them got complicated. Knowing that changes how you experience the care you receive.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthAbout Amy Baut, RN: Amy Baut is a registered nurse with 28 years of clinical experience, including critical care and ICU nursing at Level One trauma centers in Boston and at Stanford Medical Center. For the last three years she has worked in clinical documentation integrity, helping hospitals ensure that patient charts accurately reflect the care provided and the resources used.Disclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    24. ADHD, Stimulants, and Real Results with Dr. Mark Su

    Once a month I open up one hour to five people only. Real questions, real answers, real direction. Grab your spot at go.rootseekhealth.com/askdrmark.You've probably been told the story about stimulant medication goes one way. You take it, you focus better, maybe you sleep less, maybe you lose your appetite. That's the whole conversation. But what if the real story is bigger than that, and most people never get to hear it because nobody in the exam room takes the time to tell it?In this episode, Dr. Mark Su breaks down what 22 years of treating ADD has actually taught him, including the secondary benefits of getting ADD under control that almost never come up in a standard prescribing visit. From sleep to relationships to anxiety relief, this one might reframe everything you thought you knew.What You'll Learn in This Episode:Why Dr. Su believes environmental toxicity is one of the primary drivers behind the rise in ADD and brain dysfunction across all age groups.Why stimulant medication is absolutely on the table as a root-cause medicine tool, and what it means to use it thoughtfully rather than reflexively.How getting ADD under control can dramatically reduce secondary anxiety, the kind that builds up around everything you forgot to do, didn't finish, or couldn't organize.Why some patients report sleeping better on stimulants, not worse, and the brain-based reason Dr. Su believes explains it.How treatment can improve presence, listening, and emotional availability in relationships in ways that patients and their partners often notice before the patient does.Key Insights:There is a version of this conversation that never happens in a five-minute prescribing visit. Dr. Su has watched patients go from struggling academically, relationally, and emotionally to experiencing what many of them describe as feeling normal for the first time. Not just more productive. Actually comfortable in their own skin. That distinction matters, and it is one he has never heard discussed in a standard clinical handoff.The secondary cognitive capacity piece is worth sitting with. Dr. Su uses Maslow's hierarchy as a lens here. When your brain is stuck in the noise of what you forgot, what you didn't finish, and what you're dreading tomorrow, there is simply no bandwidth left for the deeper questions, your goals, your relationships, your sense of self. Getting ADD under control does not just clear the task list. It creates the mental space to actually live.Dr. Su is clear that he is not dogma-driven in either direction. Stimulants are a tool, not a mandate, and not a cure. But he has seen enough life-changing outcomes, in students, adults, long-term patients, and even family members, to say plainly that dismissing them without a real conversation does patients a disservice.-------------------------------------------------------------------------------------------------------------Dr. Su and the RootSeek team work with patients across the country who are navigating exactly this: unexplained symptoms, labs that don't add up, and a conventional system that keeps telling them everything looks fine.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    23. Hype or Hope? How to Spot Mold Misinformation with Mike Schrantz

    If you've ever Googled "mold illness treatment" at midnight, desperate for answers, you already know how overwhelming it gets. The supplements, the sprays, the lab reports with pages of frightening health warnings, it can feel like you're drowning in information and still no closer to knowing what to actually do. This conversation is for you.Dr. Mark Su sits down again with Mike Schrantz, IEP, the environmental professional he trusts most when it comes to what's actually happening inside the buildings where his patients live. Together they walk through real examples of mold-related products, lab reports, and remediation methods, and call it straight: hype or hope.What You'll Learn in This Episode:Why some popular "mold and mycotoxin cleanse" supplements don't contain the one thing that actually matters for mycotoxin removal, and what to look for instead.How mycotoxin lab reports can overwhelm and even harm patients when the data is delivered without context, and what responsible interpretation actually looks like.The critical difference between killing mold and physically removing it, and why one of those approaches is widely accepted by the EPA and the other is not.Why AI-generated health information about mold illness may be making things worse, not better, and what to do instead of relying on it alone.How to slow down, ask better questions, and find a trusted professional before spending money on something that won't move the needle.Key Insights:One of the most important things Dr. Mark and Mike cover in this episode is the gap between a product's name and what it actually does. When a supplement calls itself a "mold and mycotoxin cleanse" but contains no binding agents, which are the compounds clinicians actually use to help the body clear fungal toxins, that name is doing a lot of work it hasn't earned. Neither Dr. Mark nor Mike dismiss these companies as bad actors. They simply ask the question every patient deserves to ask: where is the data, and does the ingredient list match the claim?The mycotoxin lab report conversation is one of the most important in this episode. Mike describes working with clients who receive pages of alarming health information alongside their results, things like carcinogenic effects, developmental risks, organ concerns, without any framing around what those findings mean for them specifically. Resources & People MentionedMichael Schrantz, IEP | Environmental Analytics Website: environmentalanalytics.net Podcast: IEPradio.comISEAI (International Society for Environmentally Acquired Illness) Free remediation resources and one-on-one guidance documents available at iseai.org under "Get Help" > "Resources"Aerosolver — A non-toxic, DIY-friendly small particle cleaning product mentioned as an option for whole-home surface cleaning after mold remediationDr. Su and the RootSeek team work with patients across the country who are navigating exactly this: unexplained symptoms, labs that don't add up, and a conventional system that keeps telling them everything looks fine.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    22. Pharmaceuticals vs. Supplements: What Your Doctor Isn't Telling You

    If you've ever stood in the supplement aisle wondering whether any of it actually works, or sat across from a doctor who handed you a prescription without explaining why, this conversation is for you.The question of pharmaceuticals versus supplements comes up constantly in functional medicine, and the honest answer is more nuanced than most people expect. In this episode, Dr. Mark Su breaks down the real-world comparison between prescription medications and natural supplements, not from a place of dogma, but from years of clinical experience working with patients who are navigating both worlds at the same time.What You'll Learn in This Episode:Why pharmaceuticals often offer more predictability in the short term, and what that actually means for your treatment plan.Why treating a single condition with supplements frequently requires multiple products and higher pill counts than most people anticipate.How the cost and practicality of a supplement protocol can quietly become its own barrier to healing.What "polypharmacy" means, why it applies to supplement stacks just as much as prescriptions, and why it matters for chronic illness patients.How Dr. Mark approaches the pharma versus non-pharma decision for individual patients, and why there is no one-size-fits-all answer.About Dr. Mark Su:Dr. Mark Su is an integrative and functional medicine physician and the founder of RootSeek Health. He works with patients who have spent years searching for answers to complex chronic illness, and he built his practice around the belief that real healing starts with finding the root cause, not just managing symptoms. His approach draws from both conventional and natural medicine, using whatever tools best serve each patient.Key Insights:One of the most practical realities Dr. Mark addresses in this episode is pill burden. When a patient chooses a supplement-based approach for a condition like high blood pressure, they may need two or three different products, often at multiple doses per day, to match the effect of a single pharmaceutical. That's not a reason to dismiss supplements. It's simply information that helps patients make informed, realistic decisions about their own care.What makes this episode stand out is Dr. Mark's refusal to take sides. He genuinely believes in the best of both worlds, and he walks through the real clinical reasoning behind how he helps patients choose, adjust, and consolidate their treatment plans over time.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    21: How to Choose Supplements You Can Actually Trust, with Leah Habjan

    Got Lab Results But No Real Answers? Download your free guide: rootseekhealth.com/labsYou've probably stood in a supplement aisle, or scrolled past an influencer ad, and thought, I have no idea if any of this actually works. Maybe you've spent real money on things that did nothing. Maybe your doctor shrugged when you asked. That confusion is not a personal failing. It's the supplement industry doing exactly what an under-regulated industry tends to do, and today we're pulling back the curtain on all of it.In this conversation, I sit down with Leah Habjan, a nutraceutical industry educator with OrthoMolecular Products, someone I genuinely trust because she leads with research, not a sales pitch. We talk about what separates a quality nutraceutical from a generic supplement, how to read a label without a science degree, and why the phrase "expensive urine" only applies when the product wasn't worth taking in the first place.What You'll Learn in This Episode:Not all supplements are created equal, and the difference between a dietary supplement and a professional nutraceutical comes down to formulation quality, therapeutic dosing, and whether the company has actually done the research to back what's in the bottle.You can identify a trustworthy supplement company without being a scientist. Look for products that link to clinical references, not just marketing claims, and watch for proprietary blends that hide what's actually in them and at what dose.Some ingredients now sold as supplements were once available only as prescriptions, and understanding that history changes how you think about what functional medicine has access to.The form of a nutrient matters as much as the nutrient itself. If you're a poor methylator, taking a B vitamin that isn't in its methylated form may do very little, no matter how reputable the brand looks on the outside.Finding someone you trust to help navigate supplement quality, whether that's a functional medicine physician, a knowledgeable health coach, or a credentialed industry professional, is one of the most protective things you can do for your health and your wallet.Leah Habjan is a nutraceutical industry educator with OrthoMolecular Products whose passion for health started long before her career did. Raised by a mom who was reading about food quality and organic sourcing decades before it was mainstream, Leah went on to study biology with the goal of becoming a healthcare provider, and eventually found her place at the intersection of clinical nutrition and physician education. Key Insights:One of the most important things Leah shared in this conversation is that nutraceuticals are a subset of dietary supplements, but not every supplement qualifies. A true nutraceutical is formulated with therapeutic intent, meaning the doses actually align with clinical research, the raw materials are verified for quality, and the company can show its work. If a product's website can't point you to peer-reviewed references, that tells you something.We also talked about what happens when manufacturing standards slip, and it happens more than people realize. Leah has watched companies that once held themselves to high standards quietly shift their formulations after rapid growth, cutting corners on raw material quality in ways that aren't visible on the label. One example she gave hit home for me: switching from methylfolate to folic acid in a B-complex formula. Connect With Leah Habjan: IG: @newenglandhealthy  Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    20: Hair Loss, Peptides, and Taking Ownership of Your Health with Luigi

    Got Lab Results But No Real Answers? Download your free guide: rootseekhealth.com/labsIf you've ever walked out of a doctor's office feeling like you were handed a prescription instead of an answer, you're not alone. That rushed, "here's a pill, see you later" experience is something a lot of people are navigating right now, and it leaves you with more questions than when you walked in. This week, Dr. Mark Sue sits down with Luigi, a sharp, self-advocating young guy in his twenties who came with a handful of real, relatable health questions and a whole lot of healthy skepticism.What You'll Learn in This Episode:Why the conventional healthcare system is designed around speed, not depth, and what you can actually do about it as a patient to get more out of your visits.How to think about hair loss in your twenties, what's worth exploring naturally first, and when a pharmaceutical approach might actually make sense.What peptides really are, why BPC-157 and Thymosin Alpha-1 keep coming up in wellness circles, and the honest limitations even functional medicine practitioners face when recommending them.Why the "all natural vs. all pharma" debate is a false choice, and how finding the gray zone between the two leads to smarter, more sustainable health decisions.How taking ownership of the basics, sleep, stress, nutrition, movement, and hydration, is still the most powerful thing you can do before reaching for any compound or supplement.About Luigi:Luigi is a young guy in his twenties living in the Katy area who takes his health seriously and asks the kind of questions a lot of people are thinking but not saying out loud. He came on the podcast after a frustrating dermatology visit sparked a broader conversation about self-advocacy, the healthcare system, and what it really means to take care of yourself. His perspective is refreshingly grounded, curious, and honest.Key Insights:The experience Luigi described at the dermatologist's office, walking in with a question and walking out with a lifetime prescription before he could even finish filling out the paperwork, isn't an isolated story. Dr. Mark breaks down why that happens. When a single practitioner is seeing 40 or more patients a day, the math just doesn't leave room for nuance. That's not an excuse, it's context. And knowing that context helps you prepare better questions before you walk in the door.One of the most grounding moments in this conversation is when Luigi reflects on peptides. He'd heard about a certain compound being pushed by influencers for fat loss, but the more he dug into it, the more uncomfortable he got with the sourcing, the lack of testing, and the money behind the recommendations. Dr. Mark validates that gut feeling. When you can't test for a need, can't verify the source, and there's money being made by the people recommending it, skepticism is the smart response, not ignorance.The real through-line of this episode is something Luigi landed on himself: the law of equivalent exchange. If you want the result, you have to put in what it actually costs. Better sleep, real food, consistent movement, stress you actually manage rather than suppress. Those aren't boring backup plans. They're the foundation everything else has to sit on.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    19: Alcohol, Self-Awareness, and Root Cause Health: A Real Conversation with Dr. Su & MaryJo

    Got Lab Results But No Real Answers? Download your free guide: rootseekhealth.com/labsReady to find out what's actually going on in your body? Book a consult at rootseekhealth.com.What does alcohol have to do with functional medicine?More than you might think.In this episode, Dr. Mark Su sits down with patient and guest MaryJo for one of the most honest, human conversations the Functional Medicine Reality Podcast has had yet. No agenda, no judgment, just two people peeling back a topic that comes up in almost every social setting, yet rarely gets talked about with any real depth.MaryJo has been sober for ten years. Her journey away from alcohol didn't start with a dramatic rock bottom, it started quietly, with her body telling her something wasn't right. When she was deep in her Lyme disease journey and fighting to feel well again, anything that wasn't helping her heal had to go. Alcohol was one of the first things out the door. And looking back, that clarity, that decision to listen to her body, was one of the most powerful things she did for herself.Dr. Su brings his own honest reflection too, including his own gradual shift away from alcohol, the growing conversation he's having with patients about it, and why he thinks this topic belongs squarely in the root cause medicine conversation.Because here's the thing, functional medicine isn't just about your labs. It's about your whole life.4 KEY TAKEAWAYSRoot cause goes deeper than symptoms. Alcohol use is often a form of self-medication, sometimes for anxiety, ADD, stress, or emotional pain that hasn't been addressed yet. When the root cause gets treated, alcohol often stops being such a pull.Your body has been giving you signals all along. MaryJo knew from her teenage years that alcohol never quite served her. That quiet internal knowing, when you finally listen to it, can be the beginning of real change.Sobriety doesn't have to be a dramatic story. Some people don't drink because it genuinely doesn't add to their life. That's a valid, even inspiring, path, and it doesn't require a crisis to get there.Self-awareness is a root cause tool. Whether it's alcohol, doom scrolling, or emotional eating, we all self-medicate with something. The question Dr. Su keeps coming back to is: does this serve you? That one question can change everything.IN THIS EPISODEDr. Su and MaryJo talk about what it's actually like to be the person not drinking in a room full of people who are. They talk about the social pressure, the curious questions, the moments of clarity, and what it feels like to show up for your life completely present. MaryJo shares what ten years of sobriety has taught her, including watching her sister walk through a serious substance struggle and come out the other side into a life that is, as MaryJo puts it, fruitful and beautiful in ways she never could have imagined.Dr. Su connects it all to the bigger picture of root cause medicine, the idea that our emotional and behavioral health is just as important as our physical health. A patient who is depressed enough doesn't care about treating their labs. Mental and emotional health comes first. Always.This one is worth a listen, and probably worth sharing with someone you love.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    18. Sick Home, Sick Body: A Real Mold Remediation Case Unpacked with a Dr. Su & Michael Schrantz, Mold Remediation Expert

    Got lab results but no real answers? Download your free guide and finally understand what your body is trying to tell you: rootseekhealth.com/labsEpisode OverviewMold. It's one of those words that makes people freeze, panic, or reach for their wallet before they even know what they're dealing with.In this episode of the Functional Medicine Reality Podcast, Dr. Mark Su sits down with Michael Schrantz, Indoor Environmental Professional (IEP) and founder of Environmental Analytics, for a real, unscripted conversation with an anonymous patient, referred to here as Richie, kept anonymous to protect his family's privacy.Richie's adult son has been dealing with unexplained neurological symptoms, including brain fog, nerve pain, joint pain, and emotional health changes, for over a year. Testing pointed toward mold mycotoxin exposure, which led the family to investigate their home. What they found was a lot of competing information, wildly different remediation estimates, and the very human question: where do I even start?This episode is raw, real, and incredibly useful if you've ever felt overwhelmed by the mold conversation, whether you're dealing with it right now or trying to understand what it could mean for your health.4 Key TakeawaysDIY mold removal can make things worse. Cutting out drywall without proper containment can spread mold spores and mycotoxins to other areas of your home. Knowing this upfront changes how your IEP interprets your test results.Big price differences in remediation quotes don't always mean one company is wrong. They often reflect different scopes of work. Knowing what's included (and what's not, like HVAC cleaning and small particle cleaning) is everything.You don't have to do it all at once. A sequenced, staged approach to remediation is valid, but the order matters. Clean the ductwork before you clean the house, not after. Working with a qualified IEP to plan the sequence can save you time, money, and re-exposure.Small particle cleaning is often the single biggest line item in a remediation estimate, and it may be something you can do yourself. Products like Aerosolver (a non-toxic, DIY-friendly option) exist specifically for this purpose, and doing this work yourself can significantly reduce your overall costs.Resources & People MentionedMichael Schrantz, IEP | Environmental Analytics Website: environmentalanalytics.net Podcast: IEPradio.comISEAI (International Society for Environmentally Acquired Illness) Free remediation resources and one-on-one guidance documents available at iseai.org under "Get Help" > "Resources"Aerosolver — A non-toxic, DIY-friendly small particle cleaning product mentioned as an option for whole-home surface cleaning after mold remediationAbout Michael Schrantz, IEP Michael Schrantz is a certified indoor environmental professional (IEP) and the founder of Environmental Analytics. He has worked with thousands of clients navigating mold-related illness and environmentally complex cases, and he hosts the IEP Radio podcast. Michael is a recurring guest on the Functional Medicine Reality Podcast and brings the perspective of both a seasoned environmental professional and someone who has personally walked through chronic illness and come out the other side.Website: environmentalanalytics.net Podcast: IEPradio.comReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    17. Statin Side Effects, Muscle Pain, and Brain Fog: How to Make a Smarter Cholesterol Decision

    What if the knee pain you've been blaming on age is actually a statin side effect?That's a question worth sitting with. And it's one of the reasons I wanted to do this episode, because I see this pattern in real people, in real conversations, all the time. Someone's been on a statin for a few years. They're moving less, feeling foggy, their joints ache. And when they bring it up, they're told it's just part of getting older.It doesn't have to be that way.In this episode, I walk you through what I consider to be an honest, grounded framework for thinking about cholesterol treatment — not from fear, and not from hype. We talk about why statin side effects like muscle pain, fatigue, and brain fog happen at a biological level, what the research actually shows about the diabetes signal, and how the risk picture for a 55-year-old with a complex history is completely different from a healthy 25-year-old with a flagged LDL number.We also get into the smarter data — apoB, lipoprotein(a), oxidized LDL, coronary calcium scoring — because a standard lipid panel alone doesn't always tell the full story.By the end, you'll have a real decision-making process you can actually use: define your risk profile, know your risk appetite, gather better information when it's needed, trial thoughtfully, and pay attention to both how you feel and what your labs show.No absolutes. No fear-mongering. Just clarity.As always, nothing here is medical advice or a diagnosis. These are recommendations and frameworks to support your own informed conversations with your care team.If this helped, follow the show, share it with someone weighing a statin decision, and leave a review. It genuinely helps us reach more people who need this kind of clarity.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    16: Parasites, Lyme Disease & Cellcore: What Actually Heals Chronic Illness with Dr. Todd Watts

    I'll be upfront. I walked into my first encounter with Dr. Todd Watts as a full-on skeptic.I'm an MD. I like data. I've literally told vendors at conference booths, hey, I'm not buying anything, fair warning. That's just who I am.But I remember standing in that conference room years ago watching Todd present on parasites, a topic I had barely touched in fifteen years of conventional practice, and something just landed. I thought, that guy is solid. Something genuine is happening there. I didn't know much about him at all, but I trusted him.That was the beginning of a journey I didn't see coming.Dr. Watts is the co-founder of Cellcore Biosciences, a supplement company built around supporting the body's detox pathways starting at the cellular level. He came to this work through a second career, his own Lyme disease diagnosis, years of joint pain and fatigue that doctors shrugged off as normal aging, and a quiet refusal to give up on patients the way the system had given up on him.What we talk about in this episode goes way beyond products and protocols. It's about what actually drives a practitioner. The kind of care that doesn't quit when the obvious answers run out.Dr. Watts shares the story of a woman who came to him having twenty-five seizures a day, being carried into his clinic. She now runs one of the fastest-growing interior design businesses in the Boise valley. He talks about a family whose anxiety and mood collapse traced back to black mold consuming their entire attic. Thirty days on a binder protocol and their lives changed.He also says something I think a lot of us in this space feel but don't always say out loud. You can't keep giving from empty. Practitioners with the biggest hearts have to be the most intentional about refueling. That one hit home for me.And if you're a patient listening, this conversation is a window into what it feels like when a practitioner genuinely refuses to give up on you. That kind of care exists. It matters more than most people know.Everything here is educational. These are recommendations, not diagnoses or treatments.What we get into: Lyme disease, Babesia, parasites, mold and mycotoxin illness, heavy metals, plant-based medicine, peptides, trauma and chronic illness, emotional health as root-cause medicinePeople and resources mentioned: Dr. Todd Watts and Dr. Jay Davidson, co-founders of Cellcore Biosciences at cellcore.com. The Eco Conference, Cellcore's annual practitioner event, is the first week of May in Boise, Idaho. Find it under Events at cellcore.com. If something in this conversation resonated, head to RootSeekHealth.com and take the free health quiz. It's a quick way to start figuring out what might be going on beneath the surface and what kind of support could actually move things forward for you.And if you're a practitioner who's been on the fence about Eco, I've gone five times. I've cried four of those five times, and I'm not an easy crier. That's really all I'll say about that.Until next time. Keep it real. Peace be with you. — Dr. Mark SuReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    15. What Causes Autoimmunity? A Deep Dive into Viruses, Inflammation, and Aging with Dr. Jessica Lasky Su

    Hey friends, what if we stopped fighting over labels and actually started treating the mechanisms behind what's making people sick? That's the question driving today's conversation with Dr. Jessica Lasky-Su from Harvard Medical School and Brigham and Women's Hospital.Here's the thing. Her team is working at the edge of some really fascinating science, genetics, epigenetics, proteomics, metabolomics, antibody profiling. And what we dig into is how long COVID research, viral exposures, and autoimmunity all connect. This isn't just academic, right? This shift in thinking could change how we approach everything from chronic fatigue to neurodegeneration.We unpack the NIH's massive long COVID program. We're talking tens of thousands of participants, deep biospecimen collection, repeated measures over time, and patient advocates actually shaping what gets studied. The goal isn't some single tidy definition of long COVID. It's mapping out subtypes and mechanisms. Immune dysregulation, viral persistence, autonomic dysfunction, coagulation issues, mitochondrial strain. Once you define the mechanisms, drug repurposing becomes a real lever. You can match known compounds to pathways for faster trials and earlier relief for patients.Then we zoom out a bit. Research grade antibody profiling can detect tens of thousands of potential autoantibodies, way beyond what routine panels show. Some of these signals correlate strongly with diseases like Parkinson's and Alzheimer's, hinting at early warning markers or maybe even direct roles in the disease process itself. Molecular mimicry explains how infections, especially persistent herpesviruses like HSV-1, EBV, CMV, and VZV, can trigger immune misfires that target our own tissues. It's good intentions gone wrong at the cellular level, and it's why mechanisms matter more than the names we slap on things.We keep it practical too. Support immune balance with sleep, nutrition, movement, vitamin D optimization, stress regulation, gut health. If reactivation is suspected, talk to your clinician about antiviral strategies and stepped, mechanism aware care. This isn't hype. It's a grounded path from lab to life where functional medicine and rigorous research meet to shorten the distance between discovery and relief.If this conversation resonates, subscribe, share it with someone who needs clarity, and leave a review to help others find the show. Your questions shape what we explore next.That my friends, is the reality of medicine as I see it. Let's get real and get results.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    14. Part 3: Living with Chronic Lyme Disease - Resilience, Recovery, and Reclaiming Life After 7 Years of Illness | Mary Jo's Journey

    What does “I feel good” mean after years of chronic Lyme and a major surgery that reshapes your body and your identity? We sit down with Mary Jo to unpack a tender, determined third chapter: living well after treatment, navigating a post-hysterectomy reality, and rebuilding confidence without ignoring limits. The result is a rare blend of practical playbooks and soul-level honesty—how to budget energy to avoid push-crash, why anti-inflammatory eating clarifies symptoms fast, and where simple modalities like sauna and cold plunges fit when you’re ready to nudge good toward great.Mary Jo walks us through the emotional weight of sharing good news after long suffering, and the courage it takes to keep saying it. A 4,000‑foot hike becomes a turning point—part victory lap, part lesson in recovery—and a powerful metaphor for reclaiming identity after years of illness. We connect the dots between symptom patterns and daily choices: refined sugar and processed foods fueling headaches, skin flares, and joint aches; whole foods and steady protein restoring clarity and calm. Along the way, we explore coinfections, post-hysterectomy hormone shifts, and how faith and community steady the mind when data is sparse and the wellness market gets loud.If you’re seeking a roadmap that respects your limits while expanding your possibilities, this conversation offers guardrails and green lights: one meaningful task per day, honest recovery windows, gentle movement that builds capacity, and clear, low-risk tools to test. It’s a grounded path from symptom control to genuine vitality—crafted with discernment, gratitude, and grit.If this resonates, subscribe, share with a friend who needs hope, and leave a review telling us the one habit that moves you from good to great.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    13. Gut Health, Mental Clarity, and the Search for Balance: A Real Talk with the Next Generation

    In this episode, I sit down with Sebastian, a family friend and college student, for an open and thoughtful conversation about health, food, mental clarity, and the overwhelm of modern wellness information. This is a rare and refreshing look at how the younger generation is thinking about health and asking questions many adults never learned to ask.Seb shares how his interest in lifting, performance, and nutrition gradually turned into something deeper. What started as a focus on strength and physique became an exploration of sleep, food quality, anxiety, gut health, and mental well-being. Along the way, he noticed something important. Changes in diet and lifestyle didn’t just affect his body. They changed how present, calm, and focused he felt in daily life.We talk about:How food choices can influence mood, anxiety, and mental clarityThe gut as a major interface between the body, the immune system, and the brainWhy food sensitivities are complex and not one-size-fits-allThe difference between food allergies and delayed food reactionsWhy stress, attention, and mindset can amplify or reduce physical symptomsThe gut-brain connection, serotonin, and emerging research on the microbiomePsychobiotics and the evolving science of probiotics and mental healthIntermittent fasting and time-restricted eating, including where the data is strong and where nuance mattersThe risk of becoming overly fixated on “perfect” eating and health optimizationWe also explore a topic that doesn’t get enough airtime. When does health awareness turn into health anxiety? And how do we pursue better health without losing joy, flexibility, and connection along the way?This episode is not about promoting a specific diet, supplement, or protocol. It’s about curiosity, balance, and learning how to listen to your body without becoming consumed by the noise.Sebastian brings honesty, humility, and insight from his generation, and this conversation highlights something I believe deeply. Good medicine is not just about data or discipline. It’s about discernment, self-awareness, and context.If you’ve ever felt overwhelmed by conflicting health advice, unsure whether symptoms are coming from food, stress, or both, or curious about how gut health and mental health intersect, this episode will resonate.As always, this podcast is for education and awareness, not diagnosis or treatment. My hope is that it helps you ask better questions and feel less alone in the process.Let’s get real, and let’s keep learning together.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    12. Functional Medicine and Mold: A Deep Dive into Mycotoxin Testing with Mike Schrantz

    In this episode of the Functional Medicine Reality Podcast, I sit down again with my friend and colleague Mike Schrantz, an Indoor Environmental Professional I often call the “Doctor of Homes.” I’m the “Doctor of People,” and together we work at the intersection where sick buildings and sick bodies collide.Today we step into a thorny topic that affects a lot of patients and a lot of practitioners: human mold testing, specifically urine mycotoxin testing.If you have ever had a urine mycotoxin test, or if you have been told your results prove you “have mold,” you are going to want to hear this conversation. If you are a practitioner using these tests, you may feel challenged by what we say. Our intent is not to criticize, shame, or polarize. Our intent is truth telling and clarity, because the stakes are real. These results can lead to major decisions about treatment, remediation, belongings, and even moving.We walk through the two major camps we see in the mold illness world today. One is the Shoemaker and CIRS framework, where testing is focused largely on blood-based inflammatory markers and pattern recognition. The other camp is the growing use of urinary mycotoxin testing through labs like RealTime, Vibrant, and Mosaic. We discuss how urine mycotoxin testing is sometimes being used as a standalone diagnostic tool, and why that can become dangerous.Mike shares what he sees in the field when people come to him with a urine mycotoxin result and a diagnosis that triggers panic, decision fatigue, and expensive next steps. We talk about the hard questions that still need answers, including how labs establish “normal” versus “elevated,” what healthy control data is being used, and why repeatability and interpretation are major concerns.A key theme is this: mycotoxins can show up in urine even in people who feel well, and mycotoxins can also come from diet and everyday exposures, not only from a moldy home. That does not mean a urine test is useless. It means the results need context. A urine mycotoxin test can be one piece of the puzzle, but it is rarely the whole puzzle.We also discuss provocation testing, the difference between qualitative and quantitative meaning, and why overconfident conclusions can cost people more than money. They can cost peace of mind.This episode is for anyone trying to avoid rabbit holes and get real about what these tests can and cannot tell you. Whether you are a patient or a clinician, the goal is the same: make decisions with clarity, not fear.If you want help navigating mold illness step by step, including testing, interpretation, environment, and treatment sequencing, my team at Root Seek is here to support you.Let’s get real and get results.About Michael Schrantz, IEP Michael Schrantz is a certified indoor environmental professional (IEP) and the founder of Environmental Analytics. He has worked with thousands of clients navigating mold-related illness and environmentally complex cases, and he hosts the IEP Radio podcast. Michael is a recurring guest on the Functional Medicine Reality Podcast and brings the perspective of both a seasoned environmental professional and someone who has personally walked through chronic illness and come out the other side.Website: environmentalanalytics.net Podcast: IEPradio.comReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    11. Unveiling the Truth: Financial Incentives in Healthcare

    One of the questions I am asked most often by patients is this:“Don’t doctors get paid to prescribe medications?”It is a fair question. And if you have ever left a medical visit feeling rushed, unheard, or confused about why a prescription was offered when you wanted to talk about lifestyle change, you are not alone.The short answer, from my experience, is no. Doctors are not paid directly for writing prescriptions. I have never seen that arrangement in my own career. But the longer and more important answer is where things get complicated, and where a lot of patient frustration actually starts to make sense.In this episode, I share how modern healthcare really works behind the scenes, specifically the metric driven systems that shape many outpatient medical visits, often without patients ever being told those systems exist.Insurance contracts commonly withhold a portion of physician reimbursement. That money can only be earned back if certain population level targets are met. These targets include cancer screening rates, blood pressure control, diabetes markers, depression screenings, and age based testing requirements.These systems were created with good public health intentions. On a population level, they aim to reduce disease, improve outcomes, and lower long term healthcare costs. But in real life, they can unintentionally distort the patient experience.When metrics drive behavior, office visits can become crowded with checklists, screenings, and documentation that have little to do with the reason you came in that day, whether that is back pain, fatigue, brain fog, or something else entirely.This helps explain why you may feel frustrated when:You are asked the same questions at every visitScreenings feel unrelated to your concernLifestyle conversations feel rushed or absentMedications are offered before behavior change has time to workThis episode is not about blaming doctors. I speak honestly about the difficult position many clinicians are placed in. They are often caught between wanting to support their patients and being financially penalized if metrics are not met by the end of the calendar year.I also explain why lifestyle change, while essential, often does not move the numbers fast enough for these systems. That reality can quietly influence medical decisions, especially late in the year, even when a patient is motivated and ready to make change.This conversation is about clarity, not conspiracy. It is about helping you understand why healthcare can feel transactional, why visits sometimes miss the mark, and how understanding the system can help you advocate for yourself more effectively.My goal is not to create fear or distrust. It is to offer context, compassion, and empowerment.If you have ever wondered why your healthcare experience feels the way it does, this episode is for you.Let’s get real and get results.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    10. Understanding Your Symptoms: The Critical Role of Differential Diagnosis with Mihaela

    Hey friends. This is one of those foundational conversations that quietly shapes everything we do in healthcare, yet it’s rarely talked about outside medical training.In this episode, I walk you through the concept of differential diagnosis, what it is, why it matters, and how overlooking it can delay healing or, in some cases, cause real harm.Differential diagnosis simply means creating a thoughtful list of all the possible causes of a symptom before jumping to conclusions. It’s not about being overly technical. It’s about being thorough, humble, and clinically responsible.Using real-world examples like chronic abdominal pain, I explain how symptoms that sound familiar can have very different meanings depending on context:How long has it been going on?Is it changing?Is it associated with food, movement, stress, or time of day?In functional medicine, we’re trained to think broadly. Lyme, mold, parasites, gut infections, inflammation, and toxicity all matter. That perspective is incredibly valuable. But here’s the nuance: we can’t skip over the conventional “big and bad” possibilities, especially acute or dangerous conditions like infection, obstruction, or cancer.This episode is especially important for:Prescribing clinicians practicing functional or integrative medicinePatients with long-standing, complex, or unexplained symptomsAnyone who has felt dismissed, or alternatively, overwhelmed by diagnosesI also talk candidly about a real risk in our space. We can become so focused on chronic, root-cause explanations that we miss something urgent or conventional that still needs to be ruled out first.The takeaway isn’t fear. It’s balance.Good medicine, whether functional or conventional, requires:Pattern recognition and vigilanceCuriosity and restraintInnovation and respect for fundamentalsIf you’ve been on a long health journey, this conversation may help you better understand how your symptoms are being interpreted and how to advocate for yourself more clearly. And if you’re a clinician, my hope is that this serves as a grounding reminder: breadth without prioritization can be just as risky as narrow thinking.As always, let’s get real and let’s get results.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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    09. Exercise as Medicine VO2 Max, Zone 2, and the Future of Longevity with Cooper Paul

    Welcome back to the Functional Medicine Reality Podcast. I'm Dr. Mark Su, and today we're pivoting from the chronic inflammation world into the longevity space. I'm here with Cooper Paul, a pulmonary hypertension specialist at a major academic hospital in Boston and a true longevity medicine enthusiast who's taught me an incredible amount over the last few years.Here's the thing. We all know exercise is good for us. But what if I told you there's data showing that going from a low VO2 max to an elite VO2 max can decrease your risk of dying in a given year by 400%? There is no medication in the world that can do that. And that's what we're unpacking today.What We Cover in This Episode:Cooper shares his family's story with the New England Parkinson's Ride, a fundraising event for the Michael J. Fox Foundation that's raised well over $12 million. That personal connection through his father sparked his passion for longevity medicine.We break down the three pillars of exercise science within longevity medicine: VO2 max (your anaerobic power), zone two training (your aerobic base), and muscle mass and strength training. Cooper explains why VO2 max is the single best predictor we have for both healthspan and lifespan, and why even small improvements can make a drastic difference.Cooper introduces predictive programming and back casting. You can actually project what your physical capacity will look like at 75 or 80 based on where you are now. Then ask yourself, is that the future I want? If not, build a plan to change it.Zone two training is where things get counterintuitive. This isn't about grinding yourself into the ground. It's low intensity, sustainable, and it builds the aerobic base that supports everything else. Cooper explains the pyramid concept: VO2 max is the peak, but you can't build a tall peak without a wide base.We also cover strength training for longevity. If you want to pick up your grandkid at 80 and that toddler weighs 35 pounds, you probably need to handle 45 to 50 pounds now to account for the scheduled decline we all experience.Key Takeaways:Low to elite VO2 max decreases your risk of dying in a given year by approximately 400%, far exceeding any medication.You don't have to reach elite status. Even moving from low to below average makes a meaningful difference.Zone two training is the foundation. It's the "I'm a little bored on the treadmill" kind of workout, and it works.Strength training for longevity is about functional independence, picking yourself up if you fall, opening a jar, playing with your grandkids.Progress over perfection. This is a lifelong endeavor, but it doesn't have to be an internal battle.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  31. -4

    08. Part 2: Living with Lyme - Mary Jo’s Journey from Diagnosis to Resilience

    Welcome back to the Functional Medicine Reality Podcast. I'm Dr. Mark Su, and this is part two of my conversation with Mary Jo Anderson. If you caught our first episode together, you know we covered the long, painful road to getting a Lyme disease diagnosis. Today we're diving into what happens after you finally have answers.Here's the thing. Getting a diagnosis doesn't mean everything magically gets better overnight. Mary Jo's story is proof of that. And I think her willingness to share the messy, nonlinear reality of treatment is exactly what so many people need to hear.What We Cover in This Episode:Mary Jo opens up about why she's been hesitant to share her treatment journey publicly. The short answer? What works for one person doesn't work for another. She's seen it firsthand talking with other Lyme patients over the years. Every story is vastly different once you get past diagnosis.We talk through her initial treatment with herbals and supplements. She was taking 15 to 20 different things at one time. It was overwhelming. She'd never even taken Advil before this. After three to four months, she went from feeling like a 12 on a pain scale to maybe a nine or ten. Barely moving the needle.Then came antibiotics. Two at once for six months, which I know sounds intense. Over that time she went from a 10 down to about a five or six. Fifty debilitating symptoms down to ten. Real progress.But here's where it gets real. Two weeks after stopping the antibiotics, everything came back with a vengeance. Back to square one. Mary Jo describes feeling scared, discouraged, and honestly questioning whether she wanted to keep fighting.We talk about how she got back on the horse. Her faith, her community, her kids, the simple phrase "keep going" that she held onto in the darkest moments.And then she shares about the combination that finally moved the needle in a big way: a specific medication paired with a raw, plant-based diet for six months. She went from feeling like she was at ground zero to feeling 100% better.The Reality of Living with Chronic Lyme:Mary Jo is honest that she hasn't eradicated Lyme. She's living with it. She still has some joint pain and neuropathy that comes and goes. But she's resilient. She's learned what her body needs. And she's pursuing optimal health rather than waiting to feel "cured" before moving forward.We also touch on something important: the double life she was living during all this. Sharing beautiful sunrises and family moments online while suffering behind closed doors. Not because she was being fake, but because that joy and connection was literally what kept her going.Key Takeaways:Treatment isn't linear. You might try herbals, then antibiotics, then something else entirely. Progress doesn't always stick. Setbacks happen. That's the reality.What works for one person won't necessarily work for another. Mary Jo is clear about this. She's not giving medical advice. She's sharing her experience.Staying "broken wide open" to information, to angels who plant seeds along the way, to possibilities you haven't considered yet. That posture of openness was critical to her progress.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  32. -5

    07. Understanding Mold: Myths, Realities, and Treatment Options

    Alright, so here's one I get asked constantly: Do I really need to throw out all my belongings if there's mold in my house?If that question's been keeping you up at night, or if you're stuck wondering whether dealing with mold means going bankrupt and starting over, take a deep breath. This episode's for you.I brought back Mike Schrantz, one of the most networked indoor environmental professionals in the country. He's what I call a "doctor of houses and buildings." And we got into the real, practical reality of what mold remediation actually looks like. Not the fear-based stuff you find all over social media. The truth.Here's what we talked about:What to actually expect from a mold inspection and report. Mike breaks down why "normal" looks different depending on where you live, and how outdoor mold is different from indoor sources.The four categories of remediation: surface cleaning, air quality, contents (furniture, clothing, papers), and deeper structural issues. Not everything requires ripping down walls.Why the contents question brings up the most emotion. This is where people panic about throwing everything away. Mike explains what "clean enough" actually means and why treating mold like plutonium creates unnecessary fear.The truth about mycotoxins. They have short half-lives. Normal laundering removes them from fabrics. You can clean furniture without throwing it away. And no, you probably don't need to get rid of everything.Why the fear itself might be doing more harm than the actual exposure. We talk about the emotional toll, the financial strain, and why so many people end up spending tens of thousands on things they didn't need to do.Bottom line: Most situations don't require moving out or going bankrupt. There are sequential steps you can take. And clarity itself can be medicine.If you're dealing with mold concerns, chronic illness, or wondering if your environment is making you sick, this conversation will help you move forward with less overwhelm and more confidence. About Michael Schrantz, IEP Michael Schrantz is a certified indoor environmental professional (IEP) and the founder of Environmental Analytics. He has worked with thousands of clients navigating mold-related illness and environmentally complex cases, and he hosts the IEP Radio podcast. Michael is a recurring guest on the Functional Medicine Reality Podcast and brings the perspective of both a seasoned environmental professional and someone who has personally walked through chronic illness and come out the other side.Website: environmentalanalytics.net Podcast: IEPradio.comReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  33. -6

    06. Understanding Your Symptoms: The Critical Role of Differential Diagnosis

    Hey friends, this one's for both practitioners and patients who've been around the functional medicine world for a while.Here's the thing. When you've been dealing with chronic symptoms for months or years, it's really easy to fall into patterns. You start assuming every flare-up is the same old story. SIBO acting up again. Mold toxicity. Food sensitivities.But what if it's not?I'm talking about the differential diagnostic list, which is just a fancy way of saying: all the possible things that could be causing your symptoms. And here's where it gets tricky for those of us working in the functional medicine world.We get so focused on the chronic inflammatory stuff, the SIBO, the parasites, the mycotoxins, that sometimes we can overlook the conventional diagnoses. The diverticulitis. The cancer, God forbid. The kidney stones. The things that need attention now.I'll be honest, this is something I actively remind myself about. When I'm seeing a patient I've worked with for two years, and they come in describing abdominal pain, it's tempting to just pick up where we left off. But if they tell me the pain is different somehow, more intense, or now there's bleeding when there wasn't before, I cannot just chalk that up to hemorrhoids and move on.Now, if you're a patient, here's what I want you to hear. Pay attention when symptoms vary, even just a little bit. Maybe they're 20% more intense. Maybe they're not triggered by the usual things.And here's the critical part: don't present it to your practitioner with presumptions already baked in. Don't say, "Oh, my SIBO is flaring up again." Just describe what you're experiencing. Let them go through their checklist.The differential diagnostic list in functional medicine is way more expansive than in conventional medicine. That's both a gift and a challenge. We're thinking about things other practitioners might miss. But we cannot let that blind us to the conventional stuff.Being comfortable is not always a good thing. Experience helps us work faster, but complacency can be a real stealth enemy.That my friends, is definitely the reality of medicine, especially at the intersect of functional and conventional medicine. Worth it, but more work.In This Episode:Why the differential diagnostic list matters for both practitioners and patientsThe risk of getting too comfortable with chronic symptomsHow to communicate symptoms without presumptionsBalancing functional and conventional medicine approachesKey Takeaways:When symptoms vary even by 20-30%, pay attentionDon't attach labels to your symptoms before presenting themPractitioners must guard against overlooking conventional diagnosesClear communication protects both patient and practitionerReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  34. -7

    05. From GI Struggles to Stability: Anti-Aging in Real Life

    From GI Struggles to Stability: Anti-Aging in Real LifeA Patient Conversation with JeanIn this episode, I’m joined by Jean, a long-time patient who generously shares her real-life health journey, not from a place of perfection, but from lived experience.This conversation is about what healing actually looks like over time. It is about chronic gut issues, instability, fatigue, and inflammation, but also about perspective, gratitude, resilience, and what it means to pursue longevity in a realistic, human way.What This Episode CoversJean’s transition into a new chapter of life, including relocation, retirement, and changeYears of chronic GI symptoms and the complexity of digestive healingThe role of journaling, self-awareness, and trial-and-error in recoveryHow inflammation shows up across multiple systems over timeWhy healing is often cyclical, not linearWhat “anti-aging” really means outside of hype and extremesThe difference between chronological age and biological agingHow energy, cognition, stability, and connection define quality of lifeThe importance of movement, nature, sleep, and routineWhy social connection and lifelong learning matter for longevityHow to think through anti-aging options without overwhelm or fearA Realistic View of LongevityRather than chasing every new trend, this episode walks through how to think clearly about longevity based on values, resources, tolerance, and life stage.We discuss data-driven strategies like nutrition, exercise, and inflammation reduction, alongside emerging longevity concepts, while always coming back to what is sustainable and meaningful for the individual.Key TakeawayLongevity is not about doing everything.It is about doing the right things for you, at the right time, in the right way.Stability, resilience, curiosity, and connection matter just as much as supplements or tests.And healing does not mean erasing the past. It means building a steadier future.Important NoteThis episode reflects a real patient conversation shared for educational purposes only. Nothing discussed should be taken as individual medical advice. Each person’s health journey is unique and should be navigated with appropriate professional support.Thank you to Jean for her honesty, wisdom, and willingness to share.This is what real-life healing looks like.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  35. -8

    04. Humanity in Healthcare: A Candid Talk with Dr. George Papanicolaou

    In this episode, I sit down with Dr. George Papanicolaou, long-time mentor, colleague, and friend, for one of the most honest conversations we’ve ever had publicly about medicine, humanity, and what it really means to care for people.George was my first boss early in my career and has spent more than three decades practicing medicine across vastly different settings, from the Navajo Nation to primary care to the UltraWellness Center. This conversation is not about protocols or supplements. It is about the inner work of being a doctor and the shared humanity between practitioner and patient.What We ExploreWhy medicine is never just about symptoms or lab valuesThe complexity of patient stories and evolving health narrativesHow bias quietly shapes clinical decision making on both sides of the exam roomWhy self-awareness is essential for good medicineThe gift and burden of empathy in patient careEmotional depletion and burnout in clinicians who care deeplyWhy hypervigilance around health can slow healingThe limits of medicine and the role of acceptanceHow contentment and gratitude can coexist with illnessWhat it means to partner with patients rather than try to fix themA Rare Look Behind the CurtainThis episode offers a rare and honest look at what happens on the other side of the exam room. We talk openly about the pressures clinicians carry, the responsibility of working with complex chronic illness, and the ongoing effort required to stay present, objective, and human.We also explore why healing is rarely linear and why progress often depends as much on mindset, relationships, and expectations as it does on treatments.Key TakeawayGood medicine requires more than knowledge.It requires humility, self-awareness, and humanity.Patients are not puzzles to be solved.Doctors are not machines without limits.Healing happens best when both are seen clearly and honestly.This conversation is a reminder that clarity begins with truth, and truth begins with being human.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  36. -9

    03. Part 1: Unmasking the Journey - Mary Jo's Story of Resilience and Hope

    This is a deeply personal and meaningful episode.In this conversation, I’m joined by Mary Jo Anderson, who courageously shares her health journey for the first time publicly. This episode marks the beginning of a longer, unfolding story and a new chapter for both Mary Jo and this podcast.Mary Jo’s story is not just about chronic illness or Lyme disease. It is about what it feels like to slowly lose your health, to feel unseen and unheard, and to keep going even when answers are not coming.What This Episode Is Really AboutAt its core, this episode explores:What it feels like to slowly stop feeling well when life once felt full and vibrantHow chronic symptoms can be dismissed or minimized within the healthcare systemThe emotional and relational toll of prolonged, unexplained illnessThe loneliness that can exist even when you are surrounded by people who love youThe breaking point that forces many patients to seek a different pathThe power of listening to your intuition when something does not feel rightWhy resilience is often built through suffering, not before itHow vulnerability can open doors for healing and connectionMary Jo shares honestly about pain, fear, self doubt, and the moments when she questioned whether she would survive. She also shares about faith, perseverance, and the quiet strength it takes to keep searching for answers.A Story Many Will RecognizeIf you have ever:Been told your labs are normal while your body says otherwiseFelt dismissed, minimized, or labeled without explanationWondered if your symptoms were “all in your head”Felt like you were carrying your illness aloneHad to fight for answers while caring for othersThis story will resonate deeply.Why This Episode MattersMary Jo’s journey reflects the lived experience of countless patients navigating chronic illness. It highlights the limitations of a system that often lacks time, depth, or tools to fully see complex cases.It also reminds us that healing is rarely instant, rarely linear, and often begins with being truly heard.This episode focuses on the beginning of her story, including the years before diagnosis and the emotional reality of being undiagnosed. In future episodes, we will explore her diagnosis, treatment journey, and ongoing healing in greater depth.Key TakeawayIf something feels wrong in your body, listen.If you are not being helped, keep looking.And if you are in a dark place, you are not weak for needing support.Sometimes the bravest thing you can do is keep going.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  37. -10

    02. Mold, Health, And The Middle Ground

    Mold is a real issue, but the conversation around it has become increasingly extreme and overwhelming.In this episode, I’m joined by Mike Schrantz, an indoor environmental professional and long-time colleague, for an honest, grounded discussion about mold, sick buildings, and how environmental health intersects with human health in the real world.Together, we explore how fear-based, black-and-white thinking has caused unnecessary stress, financial strain, and confusion for many patients. We talk about why mold illness is legitimate, but rarely simple, and why balance matters more than absolutes.In This Episode, We DiscussWhy mold-related illness is real, but not always binaryThe difference between what is common and what is truly normalWhy “mold free” is often an unrealistic goalThe concept of normal fungal ecologyHow geography, season, and lifestyle affect indoor environmentsWhy most homes do not require extreme remediationThe role of fear, stress, and overwhelm in chronic illnessHow sequencing and realistic expectations support healingWhy progress matters more than perfectionKey TakeawayHealing does not require eliminating every possible variable.It requires thoughtful decisions, realistic expectations, and reducing the most meaningful sources of stress and exposure.Mold exposure deserves respect, not panic.About Michael Schrantz, IEP Michael Schrantz is a certified indoor environmental professional (IEP) and the founder of Environmental Analytics. He has worked with thousands of clients navigating mold-related illness and environmentally complex cases, and he hosts the IEP Radio podcast. Michael is a recurring guest on the Functional Medicine Reality Podcast and brings the perspective of both a seasoned environmental professional and someone who has personally walked through chronic illness and come out the other side.Website: environmentalanalytics.net Podcast: IEPradio.comReady to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

  38. -11

    01. Kickoff Episode: Functional Medicine Reality Podcast

    I’m Dr. Mark Su, a conventionally trained physician, functional medicine practitioner, and lifelong student of the why behind symptoms.This podcast was born out of real-life questions, real patient stories, and a deep sense that the healthcare conversation needs more honesty, nuance, and humanity. Not perfection. Not dogma. Just reality.In this kickoff episode, I share three confessions, a few pivotal stories from my clinical journey, and the deeper reason this podcast exists in the first place.Three Confessions (Right Out of the Gate)I’m not here for the reasons you think I am.This podcast isn’t about trends, protocols, or being “anti” anything. It’s about understanding people and physiology more deeply.This podcast is non-compliant.Meaning we’re willing to ask uncomfortable questions, challenge oversimplified narratives, and sit in the gray when the truth isn’t black and white.I only practice some of what I preach.Because I’m human too. And real healing requires honesty, not a pedestal.The Question That Changed EverythingEarly in my career, I noticed something that didn’t make sense.Patients diagnosed with fibromyalgia would tell me that when they took antibiotics for unrelated infections, their joint pain and muscle pain improved.That shouldn’t happen, at least not according to conventional training.So I had to ask myself:What am I missing?And more importantly:What are we missing as a system?That question opened the door to functional medicine, chronic infections like Lyme disease, and eventually environmental factors such as mold-related illness.From Symptoms to Root CausesIn this episode, I walk through:How symptom-based diagnoses like fibromyalgia often describe what someone feels but not whyHow functional medicine reframes chronic illness through systems biology and root-cause thinkingWhy some patients heal dramatically when the right missing piece is identified and why others don’t yetI also share real patient stories. These are individuals who were told their symptoms were due to aging, stress, or “nothing serious,” only to experience profound improvement when the underlying cause was finally addressed.Why This Podcast ExistsThis show is for you if:You’ve been dismissed, minimized, or told “your labs are normal”You feel overwhelmed by conflicting health informationYou’re tired of binary thinking like all pharma versus no pharma or it’s all in your head versus it’s all physicalYou want clarity, not fearYou believe healing is possible, even if the path isn’t linearWe’ll talk about inflammation, infections, mold, medications, supplements, environment, mindset, and the lived experience of patients and practitioners alike.Always with nuance.Always with compassion.Never with guarantees.This podcast is about education and awareness, not diagnosis or prescriptions.My goal is to help you think more clearly, ask better questions, and feel more confident in your healthcare decisions.Because when you understand why your body is doing what it’s doing, everything changes.Thanks for being here at the beginning.Let’s get real and let’s get results.Ready to stop guessing and finally get a clear plan?Join Dr. Su for the Ask Dr. Mark Clinical Q&A Call, a small-group call limited to about five people each month where you can bring your real questions and get real direction.Book your spot: https://go.rootseekhealth.com/askdrmarkOr download the free Lab Results Guide if you have ever been told your labs are normal while still feeling terrible: https://labsoptin.rootseekhealth.com/labs/Connect with Dr. Su: IG | @rootseekhealthDisclaimer: This podcast is for educational purposes only.  Information discussed is not intended for diagnosis, curing, or prevention of any disease and is not intended to replace advice given by a licensed healthcare practitioner. This podcast and its guests may have direct or indirect financial interests associated with products mentioned.

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ABOUT THIS SHOW

The Functional Medicine Reality Podcast exposes the truth about what really happens in healthcare and why so many patients with complex, chronic conditions are left searching for answers. Hosted by Dr. Mark Su, founder & leader of RootSeek’s nationwide virtual care team, this show goes beyond quick fixes to uncover the root causes of illness—like Lyme disease and co-infections, mold toxicity, gut dysbiosis, hormone imbalances, hidden infections, and heavy metal exposure. Each episode reveals real patient journeys and expert clinician reasoning, showing you how functional medicine tackles chronic fatigue, autoimmune flares, brain fog, cardiovascular risk, and hard-to-solve cases where conventional medicine often stops short. From environmental toxins to stress-driven inflammation, from gut repair to longevity hacks, you’ll learn how to advocate, decide, and heal on your terms—with practical, next-step strategies you can trust. If

HOSTED BY

Dr. Mark Su MD, Functional Medicine Practitioner for Health and Longevity

Frequently Asked Questions

How many episodes does Functional Medicine Reality Podcast have?

Functional Medicine Reality Podcast currently has 38 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.

What is Functional Medicine Reality Podcast about?

The Functional Medicine Reality Podcast exposes the truth about what really happens in healthcare and why so many patients with complex, chronic conditions are left searching for answers. Hosted by Dr. Mark Su, founder & leader of RootSeek’s nationwide virtual care team, this show goes beyond quick...

How often does Functional Medicine Reality Podcast release new episodes?

Functional Medicine Reality Podcast has 38 episodes. Check the episode list to see recent publication dates and frequency.

Where can I listen to Functional Medicine Reality Podcast?

You can listen to Functional Medicine Reality Podcast on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.

Who hosts Functional Medicine Reality Podcast?

Functional Medicine Reality Podcast is created and hosted by Dr. Mark Su MD, Functional Medicine Practitioner for Health and Longevity.
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