The Diary Of A CEO with Steven Bartlett Leaky Gut Expert: This Gut Mistake Leads To Cancer. The Cheap Spice That Helps Repair A Damaged Gut!
Jan 1, 2026
02:11:48
Tired of your health issues? Top gastroenterologist DR WILL BULSIEWICZ reveals NEW information about how leaky gut drives inflammation, cancer risk, bloating and brain fog, and the daily habits to heal FAST.
Dr Will Bulsiewicz is one of the world’s leading experts on the gut microbiome. He is the US Medical Director at ZOE, founding director of The Gut & Microbiome Center for Excellence and bestselling author of “Fibre Fuelled” and the upcoming book, “Plant Powered Plus”.
He explains:
◼️Why inflammation is driven by the gut, not just genetics
◼️How leaky gut triggers bloating and immune dysfunction
◼️The gut-immune link behind cancer and chronic disease
◼️Why fermented foods and fibre rebuild the microbiome
◼️How the gut-brain connection shapes mood, focus, and longevity
(00:00) Intro
(03:28) What Is Inflammation?
(05:36) Can You Be Thin and Still Have Inflammation?
(06:11) Why Does Chronic Inflammation Happen?
(07:11) The Shocking Link Between Inflammation and Gut Health
(10:47) Chronic Inflammation Causes These Diseases
(12:17) The Importance of a Healthy Gut
(12:52) Faecal Transplants to Heal the Gut
(15:26) Link Between Gut Microbiome and Cancer
(18:19) Parkinson's Could Start in the Gut
(20:40) Can Anyone Get a Faecal Transplant?
(21:22) A Lot of Us Have Gut Issues
(23:37) Does Gas and Bloating Indicate a Health Issue?
(31:34) Everyone Thinks They're Gluten Intolerant
(32:36) Processing Issues With Gluten
(35:04) Is Sourdough the Best Bread?
(36:13) Your Gluten Intolerance Might Be This Instead
(38:18) How Long Does It Take to Repair the Gut?
(41:17) What Causes Bowel Diseases?
(42:42) Antibiotics Double Your Risk of Bowel Disease
(43:16) Fixing a Chronic Gut Issue With a Fecal Transplant
(47:46) What Diet Trends Spread Misinformation?
(51:54) Fibremaxxing and the Importance of Fibre
(54:48) Best Foods to Eat for Fibre
(59:11) How Fibre Affects Immunity and Ageing
(1:00:00) This Is What Alcohol Does to the Gut
(1:05:34) Ads
(1:07:24) Benefits of Turmeric
(1:09:22) Dr Will's Perfect Gut Day
(1:19:40) Good Breakfast for Children
(1:20:44) What Would Impact Your Child's Gut Health?
(1:25:22) Dr Will's Perfect Gut Day
(1:33:19) Optimal Time to Workout
(1:34:56) Perfect Time Between Meals
(1:35:54) Perfect Evening Routine
(1:39:23) Would You Recommend Fasting?
(1:42:21) Ads
(1:44:18) Trauma Impacts Gut Function
(1:49:35) How Would I Heal My Trauma-Related Gut Issues?
(1:50:42) Stool Test – Is Your Gut Healthy?
(1:53:33) Magnesium for Constipation and Sleep
(1:55:03) This Is Easier Than You Think – 4 Things You Need
(1:58:58) Dr Will's Transformation
(2:05:02) Message to My Dad
(2:09:34) Your Biggest Regret
Follow Dr Will:
Instagram - https://bit.ly/457iRAx
The Gut Health MD - https://bit.ly/4p2svLU
Youtube - https://bit.ly/4aGQJrK
Dr Will Bulsiewicz’s upcoming book, ‘Plant Powered Plus: Activate the Power of Your Gut to Tame Inflammation and Reclaim Your Health’:
UK Version: https://amzn.to/45hIcb1
US Version: https://bit.ly/49hpCAZ
Independent Research: https://docs.google.com/document/d/1YDjg-o8aGLb-Okn6xk3L06SclNtjybYl8pejVf12f2A/edit?pli=1&tab=t.0
The Diary Of A CEO:
◼️Join DOAC circle here - https://doaccircle.com/
◼️Buy The Diary Of A CEO book here - https://smarturl.it/DOACbook
◼️The 1% Diary is back - limited time only: https://bit.ly/3YFbJbt
◼️The Diary Of A CEO Conversation Cards (Second Edition): https://g2ul0.app.link/f31dsUttKKb
◼️Get email updates - https://bit.ly/diary-of-a-ceo-yt
◼️Follow Steven - https://g2ul0.app.link/gnGqL4IsKKb
Sponsors:
Stan: NO PURCHASE NECESSARY. VOID WHERE PROHIBITED. For Official Rules, visithttps://DaretoDream.stan.store
Adobe Express -https://Adobe.Ly/OneBetter
Fiverr:https://fiverr.com/diary and get 10% off your first order when you use code DIARY
This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit theexperienceplus.substack.com
Dr Will Bulsiewicz is one of the world’s leading experts on the gut microbiome. He is the US Medical Director at ZOE, founding director of The Gut & Microbiome Center for Excellence and bestselling author of “Fibre Fuelled” and the upcoming book, “Plant Powered Plus”.
He explains:
◼️Why inflammation is driven by the gut, not just genetics
◼️How leaky gut triggers bloating and immune dysfunction
◼️The gut-immune link behind cancer and chronic disease
◼️Why fermented foods and fibre rebuild the microbiome
◼️How the gut-brain connection shapes mood, focus, and longevity
(00:00) Intro
(03:28) What Is Inflammation?
(05:36) Can You Be Thin and Still Have Inflammation?
(06:11) Why Does Chronic Inflammation Happen?
(07:11) The Shocking Link Between Inflammation and Gut Health
(10:47) Chronic Inflammation Causes These Diseases
(12:17) The Importance of a Healthy Gut
(12:52) Faecal Transplants to Heal the Gut
(15:26) Link Between Gut Microbiome and Cancer
(18:19) Parkinson's Could Start in the Gut
(20:40) Can Anyone Get a Faecal Transplant?
(21:22) A Lot of Us Have Gut Issues
(23:37) Does Gas and Bloating Indicate a Health Issue?
(31:34) Everyone Thinks They're Gluten Intolerant
(32:36) Processing Issues With Gluten
(35:04) Is Sourdough the Best Bread?
(36:13) Your Gluten Intolerance Might Be This Instead
(38:18) How Long Does It Take to Repair the Gut?
(41:17) What Causes Bowel Diseases?
(42:42) Antibiotics Double Your Risk of Bowel Disease
(43:16) Fixing a Chronic Gut Issue With a Fecal Transplant
(47:46) What Diet Trends Spread Misinformation?
(51:54) Fibremaxxing and the Importance of Fibre
(54:48) Best Foods to Eat for Fibre
(59:11) How Fibre Affects Immunity and Ageing
(1:00:00) This Is What Alcohol Does to the Gut
(1:05:34) Ads
(1:07:24) Benefits of Turmeric
(1:09:22) Dr Will's Perfect Gut Day
(1:19:40) Good Breakfast for Children
(1:20:44) What Would Impact Your Child's Gut Health?
(1:25:22) Dr Will's Perfect Gut Day
(1:33:19) Optimal Time to Workout
(1:34:56) Perfect Time Between Meals
(1:35:54) Perfect Evening Routine
(1:39:23) Would You Recommend Fasting?
(1:42:21) Ads
(1:44:18) Trauma Impacts Gut Function
(1:49:35) How Would I Heal My Trauma-Related Gut Issues?
(1:50:42) Stool Test – Is Your Gut Healthy?
(1:53:33) Magnesium for Constipation and Sleep
(1:55:03) This Is Easier Than You Think – 4 Things You Need
(1:58:58) Dr Will's Transformation
(2:05:02) Message to My Dad
(2:09:34) Your Biggest Regret
Follow Dr Will:
Instagram - https://bit.ly/457iRAx
The Gut Health MD - https://bit.ly/4p2svLU
Youtube - https://bit.ly/4aGQJrK
Dr Will Bulsiewicz’s upcoming book, ‘Plant Powered Plus: Activate the Power of Your Gut to Tame Inflammation and Reclaim Your Health’:
UK Version: https://amzn.to/45hIcb1
US Version: https://bit.ly/49hpCAZ
Independent Research: https://docs.google.com/document/d/1YDjg-o8aGLb-Okn6xk3L06SclNtjybYl8pejVf12f2A/edit?pli=1&tab=t.0
The Diary Of A CEO:
◼️Join DOAC circle here - https://doaccircle.com/
◼️Buy The Diary Of A CEO book here - https://smarturl.it/DOACbook
◼️The 1% Diary is back - limited time only: https://bit.ly/3YFbJbt
◼️The Diary Of A CEO Conversation Cards (Second Edition): https://g2ul0.app.link/f31dsUttKKb
◼️Get email updates - https://bit.ly/diary-of-a-ceo-yt
◼️Follow Steven - https://g2ul0.app.link/gnGqL4IsKKb
Sponsors:
Stan: NO PURCHASE NECESSARY. VOID WHERE PROHIBITED. For Official Rules, visithttps://DaretoDream.stan.store
Adobe Express -https://Adobe.Ly/OneBetter
Fiverr:https://fiverr.com/diary and get 10% off your first order when you use code DIARY
This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit theexperienceplus.substack.com