Dr. Izabella Wentz: IBS Root Causes, Leaky Gut, Autoimmunity, and How To Start Healing Your Gut

Dr. Izabella Wentz: IBS Root Causes, Leaky Gut, Autoimmunity, and How To Start Healing Your Gut

May 28, 2026 · 56 min

About this episode

Dr. Izabella Wentz discusses the root causes of IBS, its connection to autoimmunity, and healing the gut.

Less than 25% of people with IBS get real relief from conventional medicine. That number tells you everything about how the current approach is failing. Most people with IBS have been told it is stress, told to take medication, and sent home. But irritable bowel syndrome is not one condition, it is a label applied to a cluster of symptoms that can have 20 to 40 completely different root causes. And left unaddressed, it is one of the most reliable predictors of autoimmune disease down the line. In this episode I sit down with Dr. Izabella Wentz, clinical pharmacist, functional medicine expert, and NYT bestselling author known as the Thyroid Pharmacist. After her own IBS diagnosis in pharmacy school preceded her Hashimoto's diagnosis by six years, she has spent over a decade connecting the dots between gut dysfunction and autoimmunity for hundreds of thousands of people. Join the most comprehensive *female-specific community for health and longevity optimization.* After over a decade dedicated to human performance and women’s health, I created this space to share everything you need to know to optimize health and lifespan. Inside, you’ll get access to exclusive protocols, live…

People in this episode

Host: Kayla Barnes-Lentz

Guest: Dr. Izabella Wentz

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Mentioned in this episode

Organizations: Thyroid Pharmacist

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