# The 4 Food Types That Repair Your Gut Barrier: A Gastroenterologist's Guide To Beating Inflammation For Good with Dr Will Bulsiewicz #677

Page: https://stenobird.com/podcast/feel-better-live-more-with-dr-rangan-chatterjee-790970/the-4-food-types-that-repair-your-gut-barrier-a-gastroenterologist-s-guide-to-beating-inflammation-for-good-with-dr-will-bulsiewicz-677
Text version: https://stenobird.com/podcast/feel-better-live-more-with-dr-rangan-chatterjee-790970/the-4-food-types-that-repair-your-gut-barrier-a-gastroenterologist-s-guide-to-beating-inflammation-for-good-with-dr-will-bulsiewicz-677.md
Podcast: [Feel Better, Live More with Dr Rangan Chatterjee](https://stenobird.com/podcast/feel-better-live-more-with-dr-rangan-chatterjee-790970)
Published: 2026-09-08T23:00:00+00:00
Episode link: https://drchatterjee.com/677
Audio file: https://pscrb.fm/rss/p/mgln.ai/e/p6315/traffic.megaphone.fm/VAOGC4486908118.mp3
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Duration seconds: 7266

## Resource

Could the food you ate yesterday already be reshaping your gut, your immune system and your risk of chronic disease? This week’s guest says yes, and he’s spent his career demonstrating why that matters so much. Dr Will Bulsiewicz is an award-winning gastroenterologist and the author of the new book, Plant Powered Plus. And few people can explain the science of gut health as clearly, or as compassionately, as Will does in this conversation. If you think you already know everything there is to know about digestion, fibre and plant foods, this episode will change your mind – and deliver a great deal more. Will has identified four nutrition ‘workhorses’ that feed and protect our guts and, unsurprisingly, fibre is one of them. We get into the specifics of how the fibre we eat turns into short-chain fatty acids like butyrate, which Will describes as the most anti-inflammatory substance he has ever come across. He makes the case for fibre as the true longevity nutrient. We talk about resistant starch, found in cooled potatoes and green bananas, and why it feeds a completely different part of your gut microbiome to other fibres. Will shares the research behind the ‘30 plants a week’ target, and why he thinks the exact figure matters far less than most people assume. And he covers the importance of polyphenols, healthy fats and fermented foods. There’s a fascinating section on the different ways our gut microbiomes are shaped by our closest relationships, including some research findings even Will found surprising. We bust some myths around the term ‘leaky gut’. And we discuss why he no longer sees Crohn's disease and ulcerative colitis as straightforward autoimmune conditions, but more like the immune system turning against the microbiome. Will is refreshingly honest about the…

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