The Diabetes Doctor: 80% Of Adults Are Heading For Chronic Disease! Keto’s Shocking Effect On Your Brain!

The Diary Of A CEO with Steven Bartlett

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Monday, 8 September 2025 - 1 hour 33 minutes

He led the longest-ever human study on the ketogenic diet and spent 15+ years studying metabolism, now Dr Andrew Koutnik reveals what the science says about fat loss, depression, diabetes, and disease. 

Dr. Andrew Koutnik is a leading metabolic research scientist specialising in metabolic health, human performance, and Type 1 diabetes management. He has contributed to over 100 scientific publications and, in 2024, co-authored a landmark 10-year case report on the ketogenic diet and diabetes.

He explains:

◼️ Why ultra-processed foods are silently destroying your brain and metabolism

◼️ How 70% of grocery store food is designed to keep you sick

◼️ How this one diet could prevent Alzheimer’s, heart disease, and diabetes

◼️ How keto and fasting can reset your body better than any workout

◼️ The hidden reason you can’t burn fat and how to fix it fast

00:00 Intro  

02:38 What's Your Mission?  

03:32 What Areas of Health Have You Spent the Last 15 Years Researching?  

09:37 High Blood Sugar Is the Biggest Cause of Long-Term Health Problems  

13:33 The Keto Diet  

18:30 Regulating Elevations in Blood Glucose  

21:42 Food Patterns Through Evolution  

26:09 What Do You Notice When You're in Keto vs. Not in Keto?  

33:45 Should We Be Restricting Carbs?  

35:32 10-Year Study on the Impact of the Keto Diet  

38:52 Your Blood Sugar Levels Have Risen  

43:26 Ads  

44:34 The Keto Diet and Physical Performance  

52:22 Exogenous Ketones  

56:40 Exogenous Ketones for Mental Health  

58:52 Exogenous Ketones Helping With Cancer Body Weight Increase  

01:00:21 Keto Diet and Gaining Muscle  

01:03:33 Not Feeling Hungry on the Keto Diet  

01:06:35 The Food Industry Engineers Food to Make You More Hungry  

01:11:21 Ads  

01:13:18 How Can Our Audience Live a Better Life Practically?  

01:18:37 What Is Something Surprising About Glucose?  

01:23:57 Should Everybody Try the Keto Diet?  

01:27:21 What's on the Other Side of the Simulation? 

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