Can Psychedelics Reset a Depressed Brain?

Can psilocybin treat depression within a day? In this episode, Dr Karan Rajan sits down with psychedelic researcher Dr Rayyan Zafar to break down the science of psilocybin, treatment-resistant depression, brain scans, microdosing, and whether psychedelic therapy could become a real part of mainstream mental health care.They explore why current antidepressants do not work for everyone, how psychedelics may affect the brain differently, what researchers are seeing on scans after a single dose, and why the conversation around psychedelic therapy is far more nuanced than internet hype suggests.In this episode:Why psychiatry needs new tools for depressionWhy SSRIs do not work for everyoneHow psilocybin interacts with serotonin receptorsThe idea of a “plastic window” after psychedelic therapyWhether psychedelics could help healthy people, not just patientsWhat the evidence says about microdosingThe real safety questions around psychedelic treatmentDMT, short-acting psychedelics, and where the field may go next00:00 - Welcome Dr Rayyan Zafar04:35 - How psychedelics work in the brain07:29 - Psychedelics, culture and meaning-making08:21 - What counts as treatment-resistant depression?15:26 - Could psychedelics become preventative medicine?17:20 - Depression, rumination and the default mode network20:37 - The “plastic window” and why therapy matters26:09 - The truth about Microdosing33:20 - Safety, screening and who should avoid psychedelics42:04 - DMT, ayahuasca and future treatments44:04 - Why short-acting psychedelics matterAbout Dr Karan:Dr. Karan Rajan is a doctor, author, and educator dedicated to making health and medical science accessible to all. Through evidence-based analysis, he addresses topics such as gut health, brain health, and healthy lifestyle choices, while dispelling common medical myths with a touch of dark humor. 🚽 Discover Throne’s incredible new smart toilet device at http://thronescience.com🔥 Get my free weekly newsletter filled with easy to action health tips, interesting facts and science to fill your curiosity: https://drkaran.beehiiv.com/subscribe🔥 For more useful science for your everyday life, grab my best selling book “This Book May Save Your Life”: https://geni.us/DrKaranBook📕 Pre-order my new book, This Is Vital Information, here: https://linktr.ee/ThisisVitalInformation?utm_source=linktree_profile_share&ltsid=472cbbde-00e2-42ab-8a3f-725656fab3a5🔥 Head to https://loamscience.com/ try LOAM - and get an additional 10% with code POD10.🤖 Discover my digital twin here: http://DrKaran.aiConnect with me:Instagram: / drkaranrajanFacebook: / drkaranTikTok: / dr.karanrX: / drkaranrajanWebsite: www.drkaranrajan.com#Psilocybin #MentalHealth #Neuroscience #PsychedelicTherapy #healthpodcast