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The REAL Cause of Insulin Resistance & How to FIX IT! | Dr. Robert Lustig

2025-08-19 Education
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3.8k
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Jesse Chappus
Jesse Chappus
459.0k subscribers

Deciphering Insulin Resistance: Mitochondrial Health and Fat Storage Dynamics

Learn why excess insulin, not just glucose or calories, drives chronic disease, and discover the crucial differences in how your body stores fat based on hormonal signals.

Short Summary

  • Insulin drives association with all conditions of metabolic syndrome, including Type 2 diabetes, cardiovascular disease, and dementia.
  • Chronic disease results when mitochondrial energy processing becomes dysfunctional, forcing high insulin levels to divert energy storage.
  • Fat storage preference is hierarchical: Subcutaneous fat handles moderate overload, while Visceral and Liver fat pose greater systemic risks.
  • Understanding the distinct roles of insulin versus glucose toxicity clarifies why metabolic damage occurs even before blood sugar elevates.

This discussion explores the mechanisms beneath insulin resistance, moving beyond the concept of "calories" to focus on cellular energy handling. Dr. Lustig explains how mitochondrial stress mandates the release of insulin to force energy storage away from the cell’s processing units, leading to systemic disease if unchecked.

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Description

If you enjoy hearing all about insulin resistance with Dr. Robert Lustig, I recommend you check out our previous conversation, which you can find here 👉 https://youtu.be/WVFMyzQE-4w Dr. Robert Lustig is a neuroendocrinologist, New York Times bestselling author and Professor of Pediatric Endocrinology. Subscribe to The Jesse Chappus Show on YouTube: https://www.youtube.com/@JesseChappus (And be sure to hit the 🔔 to get notified when new videos are released!) In this episode, we discuss: 00:00 - Intro 01:03 - Excess insulin will ruin your health 14:42 - When body fat become problematic 32:05 - Insulin resistance = chronic disease 42:13 - Elevated blood glucose damages small vessels 51:00 - Signs and symptoms of insulin resistance 58:53 - How fructose can cause metabolic mayhem 1:09:38 - Insulin resistance causes leptin resistance 1:20:59 - You could be making trans fats in your kitchen 1:33:28 - Why Rob is a big fan of fiber Show notes: https://jessechappus.com/666 Listen & subscribe to The Jesse Chappus Show ✩ Apple Podcasts: https://podcasts.apple.com/podcast/id921854276 ✩ Spotify: https://open.spotify.com/show/5A1vpgPVZTSEs70d2KTpk1 Connect with The Jesse Chappus Show ✩ Website: https://jessechappus.com ✩ Instagram: https://www.instagram.com/jessechappusshow #drrobertlustig #jessechappus #insulinresistance About the Podcast Jesse Chappus has in-depth conversations with health and wellness leaders from around the world. Topics include lifestyle, nutrition, fitness, self-help, sleep, meditation, spirituality and so much more. Tune in weekly to take your health to the next level!

Top Comments (10)

@joanramirez4523 2025-08-19

Dr. Robert Lustig is the one who provides the necessary scientific background to what so many influencers announce when they talk about the Keto diet and giving up processed foods and sugar and all those things that are convenient. So, thank you for having him again in the channel. I've read two of his books and watched many interviews. To me, he is a good man and a real scientific.

240 27 replies
@JesseChappus 2025-08-19

Thanks for watching this episode with Dr. Robert Lustig! If you're finding it valuable, please let me know by hitting the LIKE button on the video. I really appreciate the support 🙏 -Jesse 💙

195 10 replies
@christophalcmeonides274 2025-08-19

Jesse is the man born to hold a podcast. Not only does he, usually, magically ask the questions I had in mind. He asks questions I(people) should be curious about, and I(most) never even formulated ;) Well Done! Jesse Well Done PS. Prof Lusting, as always ... a wealth of info

126 5 replies
@CynCityAustralia 2025-08-24

1:33:33 As an olive grower who produces Extra Virgin quality olive oil, I have to send our harvested oil, after it is pressed, to a lab for testing and certification of the 'extra virgin' status (which means it is considered without defect). The key tests are 'FFA (Free Fatty Acids)' (as a %), Peroxide Value, UV' --- without these I cannot label or call our oil Extra Virgin. I think the major concern I have with most of the other 'seed oils' is that they are essentially already heated to the dangerous temperatures during the production process (plus all the chemical treatments). By the time this stuff hits the shelves - it's crap.

114 11 replies
@scottpierce9195 2025-08-20

Dr Lusting saved my life with his Ted Talk on sugar. I will be forever grateful.

95 4 replies
@chazwyman 2025-08-23

Lustig and Bikman are the heart and soul of the New Metabolical Movement. I'd love to see then in a room together with Teicholz, Taubes, and Fung. These people saved my life.

66 1 replies
@PIERRE-g1u 2025-08-22

What a brillant genius!!! Robert Lustig should be in charge of healthcare system!!! What are we waiting for???? This would end so much suffering...

62 4 replies
@c44490 2026-04-09

This channel is more beneficial than World health organization...

30 1 replies
@Bunnies4wool 2025-11-13

I sure hope this man can get through the wall of propaganda that the food, pharmaceutical & medical industry has been building up for decades. Also for young aspiring researchers, please follow in this man's footsteps. His work is exactly what we need.

29
@kasperlindvig3215 2025-08-23

I had to watch it 3 times, because it is so jam packed !

23

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