The Diary Of A CEO with Steven Bartlett

Fat is destroying your organs! The Longevity Scientist Dr Rhonda Patrick explains what actually burns it.

Dr. Rhonda Patrick is a Ph.D. biomedical scientist specialising in ageing, nutrition, and disease prevention. She is the founder of FoundMyFitness, a popular YouTube channel and podcast dedicated to translating complex health science into actionable advice.

She explains:

◼ Why visceral fat acts like a toxic organ that doubles your risk of early death

◼ How 2 weeks of poor sleep increased visceral fat by 11% without gaining a pound

◼ The 3 chemicals hiding in everyday plastic that are crashing testosterone levels

◼ Her personal intermittent fasting protocol and the "metabolic switch" that burns belly fat

◼ Why the current exercise guidelines are wrong and what the science actually shows

00:00 Intro

00:02:26 Why Visceral Fat Is More Dangerous Than You Think

00:08:07 The Real Reason Your Cravings Won’t Stop (It’s Not Willpower)

00:14:03 What Happens to Your Body When You Don’t Sleep Enough

00:19:58 The Hidden Habits Quietly Increasing Your Visceral Fat

00:21:29 How to Reverse Insulin Resistance Before It’s Too Late

00:25:21 Intermittent Fasting: What Actually Happens Inside Your Body

00:29:48 Why Your Body Repairs Itself When You Stop Eating

00:30:45 Fasted Training: Does It Burn More Fat or Backfire?

00:35:24 Why Belly Fat Spikes During Perimenopause

00:41:55 3 Hormone-Disrupting Chemicals You’re Exposed to Daily

00:49:37 How to Actually Avoid Toxins in Your Everyday Life

00:57:24 Are Microplastics Leaking Into Your Food Right Now?

00:59:20 The Safest Way to Store Condiments 

01:00:59 Which Kitchen Utensils Are Secretly Harming You?

01:03:06 Why Your Blender Might Be Contaminating Your Food

01:08:46 Inside Steve’s Supplement Stack

01:12:00 Do Multivitamins Really Extend Your Life?

01:12:48 Are Men’s Multivitamins Worth It—or Misleading?

01:14:39 How to Tell If Your Multivitamin Is Actually Good

01:20:27 Creatine: The Supplement That Does More Than Build Muscle

01:30:53 Curcumin: The Anti-Inflammatory Compound Backed by Science

01:33:30 The Molecule That Could Help Your Cells Stay Younger

01:41:16 Exogenous Ketones: Shortcut to Energy

01:47:59 What Is “Peakspan” and Why Should You Care?

01:54:50 How to Extend Your Peak Years (Not Just Your Lifespan)

02:00:42 How AI Could Be Rewiring Your Ability to Think

02:10:35 Why Current Exercise Guidelines Might Be Failing You

02:23:47 GLP-1 Drugs: Miracle Weight Loss or Hidden Risks?

Enjoyed the episode? Share this link and earn points for every referral - redeem them for exclusive prizes: https://doac-perks.com 

Independent Research Document: https://stevenbartlett.com/wp-content/uploads/2026/03/DOAC-Dr-Rhonda-Patrick-2026-Independent-Research-Further-Reading.pdf

Follow Dr Rhonda: 

Instagram - https://link.thediaryofaceo.com/B51VVNS 

X - https://link.thediaryofaceo.com/BZD8DMW 

YouTube - https://link.thediaryofaceo.com/CnuZdXT

Health Newsletter - https://link.thediaryofaceo.com/72VO9Ea 

You can download Rhonda's free protocol guides, here: 

The Cognitive Enhancement Blueprint - https://link.thediaryofaceo.com/7GoLoul 

The Omega-3 Supplementation Guide - https://link.thediaryofaceo.com/DudfUef 

How to Train According to the Experts - https://link.thediaryofaceo.com/G3gvLtG 

The Diary Of A CEO:

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Sponsors:

Cometeer - https://cometeer.com/steven for $30 off your first order *Steven is an investor in this business

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Alan Aragon is a leading nutrition researcher and one of the most respected voices in evidence-based fitness and diet science.

In this moment, he breaks down one of the most misunderstood topics in nutrition: protein. How much do you really need? Does it influence fat loss? Alan unpacks the science behind what actually works, and answers the most common questions DOAC listeners ask about losing weight.

Listen to the full episode here:

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Watch the Episodes On YouTube:
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The truth about Sam Altman. AI Critic Karen Hao reveals what 90 OpenAI employees told her.

Karen Hao is an AI expert, award-winning investigative journalist, and former reporter for The Wall Street Journal covering American and Chinese tech companies. She is also co-host of the podcast The Interface and freelances for publications like More Perfect Union and The Atlantic. Her latest book is the bestselling ‘EMPIRE OF AI: Inside The Reckless Race For Total Domination.’

She explains:

◼️Why the US-China “AI arms race” may be misleading and politically driven

◼️The truth behind the Pentagon using Claude for military strikes

◼️Why AGI is a marketing scam used to consolidate trillion-dollar power

◼️How agentic AI like OpenClaw will automate desk jobs within 18 months

◼️The hidden human cost behind AI training

Chapters

00:00:00 Intro
00:02:27 Why The AI Industry May Be Chasing Profit Over Progress
00:04:49 What 250 OpenAI Insiders Revealed Behind Closed Doors
00:10:48 Did Sam Altman Outmaneuver Elon Musk—Or Is There More To It?
00:14:47 What People Really Think About Sam Altman (And Why It Matters)
00:17:34 The Hidden Power Struggle To Remove Sam Altman
00:25:14 The Real Reason Companies Are Racing To Build AI
00:31:35 Do AI CEOs Truly Believe This Will Help Humanity?
00:33:08 Why OpenAI Refused To Be Part Of This Book
00:41:47 Why Sam Altman Was Forced Out
00:45:18 The Hidden Instability, What Was Altman Actually Disrupting Internally?
00:50:53 Ad Break
00:54:15 What Really Triggered Sam Altman’s Firing—And The Mass Exodus After
01:04:51 Should You Vote Based On AI Policies—And What’s At Stake?
01:12:30 How Robots Updating Instantly Could Change Everything
01:15:11 Will AI Surpass The Best Surgeons—And What Happens If It Does?
01:18:57 Are Self-Driving Cars Truly Safe
01:25:00 Which Jobs Actually Survive AI And Who Gets Left Behind?
01:35:03 What The Klarna CEO Reveals About The Future Of AI And Business
01:38:09 Ad Break
01:41:58 Is AI Quietly Eroding Meaning—And Impacting Health And The Planet?
01:50:52 How We Can Actually Build AI Without Putting Humanity At Risk
01:56:44 Will The AI Race Ever Slow Down Or Are We Past The Point Of Control?

Enjoyed the episode? Share this link and earn points for every referral - redeem them for exclusive prizes: https://doac-perks.com 

Follow Karen:

X - https://link.thediaryofaceo.com/7MVVs8B

Website - https://link.thediaryofaceo.com/ARHB0mk 

You can purchase ‘EMPIRE OF AI: Inside the reckless race for total domination’, here: https://link.thediaryofaceo.com/CcrcHj2 

The Diary Of A CEO:

◼️Join DOAC circle here - https://doaccircle.com/ 

◼️Buy The Diary Of A CEO book here - https://smarturl.it/DOACbook 

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Scientist and Harvard professor Dr. David Sinclair, A.O., Ph.D., reveals his latest research on how to reverse ageing, insights into vitamins and supplements, why DNA is not your destiny, and the first clinical trials to reverse human ageing and blindness!

Dr. David Sinclair is a world-renowned Professor of Genetics at Harvard Medical School and the leading authority on longevity science. He is Founder of Lifespan.com and multiple biotechnology companies, Co-Chief Editor of the journal Ageing, and bestselling author of ‘Lifespan: Why We Age - And Why We Don’t Have To’. 

Dr. Sinclair explains: 

◼️The “Information Theory of Aging” that regards ageing as a treatable disease 

◼️Advances in resetting biological age using cellular “backup copies” 

◼️His specific supplement stack for longevity

◼️Why fasting and “good stress” are science-based longevity strategies 

◼️How his lab’s gene therapy is being used to restore eyesight and reverse blindness 

Enjoyed the episode? Share this link and earn points for every referral - redeem them for exclusive prizes: https://doac-perks.com 

Research document: https://docs.google.com/document/u/0/d/1sarDR85LvkK5hv7HMN_UUDvHO9MIi9bNPhLyIRZQ9vg/edit

Follow David:

Lifespan - https://lifespan.com/ 

Instagram - https://linkly.link/2ajhU 

Podcast - https://linkly.link/2aji0 

YouTube - https://link.thediaryofaceo.com/AiIza5B 

The Sinclair Lab - https://linkly.link/2ajhX 

You can purchase David’s book, ‘Lifespan: Why We Age-and Why We Don't Have To’, here: https://linkly.link/2ajhc 

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 

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Gad Saad is an evolutionary psychologist, professor, and bestselling author known for applying evolutionary psychology to human behaviour, relationships, and happiness.

In this moment, Gad answers some of the biggest questions people have about relationships and purpose. Is it okay if you and your partner have different interests? Do opposites really attract? And what are the decisions that shape long-term happiness, meaning and purpose in life?

Listen to the full episode here:

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Apple: https://g2ul0.app.link/UGzk5M2an1b

Watch the Episodes On YouTube:
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Follow Gad: https://x.com/GadSaad

https://www.instagram.com/doctorgadsaad/?hl=en