Can Peptides Heal Your Joints, Gut, and Brain? Doctors Explain the Evidence episode artwork

EPISODE · Feb 20, 2026 · 2H 1M

Can Peptides Heal Your Joints, Gut, and Brain? Doctors Explain the Evidence

from Rena Malik, MD Podcast · host Rena Malik, MD

In this episode, Rena Malik, MD is joined by Dr. Jordan Feigenbaum to explore the science and myths around peptides, muscle health, and supplementation. They break down the realities of popular peptides like BPC-157, discuss the importance of resistance training for preventing age-related muscle loss, and offer practical advice on supplements, dietary guidelines, and exercise. Listeners will come away with clear, evidence-based recommendations for optimizing health and fitness amid today’s trends and marketing hype. Become a Member to Receive Exclusive Content: renamalik.supercast.com Schedule an appointment with me: https://www.renamalikmd.com/appointments ▶️Chapters: 00:00:00 Introduction 00:00:38 Peptides “Glow Up” & Hype 00:01:12 What Peptides Actually Are 00:02:27 Zombie Drugs: Abandoned Pharma 00:04:03 Why They’re Easy to Access 00:06:41 Not Supplements, Not Regulated 00:10:18 Research Chemical Loophole 00:18:52 BPC-157 Claims vs Evidence 00:27:34 Growth Hormone Secretagogues 00:34:47 Tesamorelin & Legit Medical Use 00:41:26 Peptides for Fat Loss 00:53:12 Retatrutide & Next-Gen GLP-1s 01:02:39 Safety, Dosing & Unknown Risks 01:15:22 Final Take: Are Peptides Worth It? Check out the Erectile Mastery Course: https://learn.renamalikmd.com/erectilemastery Stay connected with Dr. Jordan Feigenbaum on social media for daily insights and updates. Don’t miss out—follow him now and check out these links! INSTAGRAM - https://www.instagram.com/jordan_barbellmedicine/?hl=en BARBELL MEDICINE’S INSTAGRAM - https://www.instagram.com/barbell_medicine/ WEBSITE - http://www.barbellmedicine.com/ Let's Connect!: WEBSITE: http://www.renamalikmd.com YOUTUBE: https://www.youtube.com/@RenaMalikMD INSTAGRAM: http://www.instagram.com/RenaMalikMD TWITTER: http://twitter.com/RenaMalikMD FACEBOOK: https://www.facebook.com/RenaMalikMD/ LINKEDIN: https://www.linkedin.com/in/renadmalik PINTEREST: https://www.pinterest.com/renamalikmd/ TIKTOK: https://www.tiktok.com/RenaMalikMD ------------------------------------------------------ DISCLAIMER: This podcast is purely educational and does not constitute medical advice. The content of this podcast is my personal opinion, and not that of my employer(s). Use of this information is at your own risk. Rena Malik, M.D. will not assume any liability for any direct or indirect losses or damages that may result from the use of information contained in this podcast including but not limited to economic loss, injury, illness or death. Learn more about your ad choices. Visit megaphone.fm/adchoices

In this episode, Rena Malik, MD is joined by Dr. Jordan Feigenbaum to explore the science and myths around peptides, muscle health, and supplementation. They break down the realities of popular peptides like BPC-157, discuss the importance of resistance training for preventing age-related muscle loss, and offer practical advice on supplements, dietary guidelines, and exercise. Listeners will come away with clear, evidence-based recommendations for optimizing health and fitness amid today’s trends and marketing hype. Become a Member to Receive Exclusive Content: renamalik.supercast.com Schedule an appointment with me: https://www.renamalikmd.com/appointments ▶️Chapters: 00:00:00 Introduction 00:00:38 Peptides “Glow Up” & Hype 00:01:12 What Peptides Actually Are 00:02:27 Zombie Drugs: Abandoned Pharma 00:04:03 Why They’re Easy to Access 00:06:41 Not Supplements, Not Regulated 00:10:18 Research Chemical Loophole 00:18:52 BPC-157 Claims vs Evidence 00:27:34 Growth Hormone Secretagogues 00:34:47 Tesamorelin & Legit Medical Use 00:41:26 Peptides for Fat Loss 00:53:12 Retatrutide & Next-Gen GLP-1s 01:02:39 Safety, Dosing & Unknown Risks 01:15:22 Final Take: Are Peptides Worth It? Check out the Erectile Mastery Course: https://learn.renamalikmd.com/erectilemastery Stay connected with Dr. Jordan Feigenbaum on social media for daily insights and updates. Don’t miss out—follow him now and check out these links! INSTAGRAM - https://www.instagram.com/jordan_barbellmedicine/?hl=en BARBELL MEDICINE’S INSTAGRAM - https://www.instagram.com/barbell_medicine/ WEBSITE - http://www.barbellmedicine.com/ Let's Connect!: WEBSITE: http://www.renamalikmd.com YOUTUBE: https://www.youtube.com/@RenaMalikMD INSTAGRAM: http://www.instagram.com/RenaMalikMD TWITTER: http://twitter.com/RenaMalikMD FACEBOOK: https://www.facebook.com/RenaMalikMD/ LINKEDIN: https://www.linkedin.com/in/renadmalik PINTEREST: https://www.pinterest.com/renamalikmd/ TIKTOK: https://www.tiktok.com/RenaMalikMD ------------------------------------------------------ DISCLAIMER: This podcast is purely educational and does not constitute medical advice. The content of this podcast is my personal opinion, and not that of my employer(s). Use of this information is at your own risk. Rena Malik, M.D. will not assume any liability for any direct or indirect losses or damages that may result from the use of information contained in this podcast including but not limited to economic loss, injury, illness or death. Learn more about your ad choices. Visit megaphone.fm/adchoices

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Can Peptides Heal Your Joints, Gut, and Brain? Doctors Explain the Evidence

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This episode is 2 hours and 1 minute long.

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This episode was published on February 20, 2026.

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In this episode, Rena Malik, MD is joined by Dr. Jordan Feigenbaum to explore the science and myths around peptides, muscle health, and supplementation. They break down the realities of popular peptides like BPC-157, discuss the importance of...

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