Dr. Will Bulsiewicz is a board-certified gastroenterologist, gut health expert, and New York Times bestselling author of Fiber Fueled. With a strong background in microbiome research, he advocates for plant-based nutrition as a foundation for optimal digestive and overall health. Dr. Bulsiewicz combines cutting-edge science with practical advice to help people transform their health through diet and lifestyle. He is a sought-after speaker and educator, frequently featured in media and on wellness platforms worldwide.

In our conversation we discuss:

(00:00) – Rise in global digestive issues since 1999
(03:28) – Defining gut health and the gut microbiome
(07:56) – Common misconceptions about gut health
(15:33) – Food sensitivity and gut strength connection
(18:03) – How poor gut health appears beyond digestion
(25:56) – Physical activity’s role in bowel movements
(31:10) – Consequences of regularly holding in poop
(34:46) – Timing of bowel movements and circadian rhythm
(38:34) – Genetics vs. lifestyle in shaping gut health
(45:29) – Insights from the Hadza tribe's microbiome
(51:41) – AI and microbiome adaptation across seasons
(56:24) – Superfoods and harmful foods for gut health
(1:02:02) – Effectiveness of food vs. supplements
(1:10:50) – How to evaluate supplement quality
(1:14:57) – Everyday factors harming gut microbiome
(1:15:29) – Hygiene habits and microbiome damage
(1:24:38) – Key steps to rebuild the gut microbiome
(1:26:02) – Daily habits with biggest microbiome impact

Learn more about Dr. Will Bulsiewicz

Website: https://theplantfedgut.com/

Instagram: @theguthealthmd

Watch full episodes on: ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠https://www.youtube.com/@seankim⁠⁠⁠⁠⁠⁠⁠⁠⁠

Connect on IG: ⁠⁠⁠⁠⁠⁠⁠⁠https://instagram.com/heyseankim

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