David PerlmutterPresident,, Perlmutter Health Center · Board-Certified Neurologist | Functional Medicine Pioneer | #1 New York Times Best-Selling Author | International Speaker | Host of The Empowering Neurologist Podcast

What’s Really Hiding in Your Food? | Dr. David Perlmutter

29 Sept 2026 · 1 min

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In this opening segment of Dr. David Perlmutter’s talk, he questions why preventable chronic diseases are so prevalent and points to lifestyle factors—especially diet—as the primary driver. He emphasizes that food, alongside exercise and sleep, is the top predictor of brain health over decades. Perlmutter argues that food influences the same biological pathways as pharmaceuticals, yet public understanding lags behind scientific advances. He stresses that the most reliable way to achieve longevity and brain health is not through supplements but by mastering these basic lifestyle pillars.

Chapters

Why are people so sick? Why is it that we're seeing these largely preventable conditions? One of the big variables, of course, is food. We're eating the wrong foods, we're sedentary, we're not getting enough sleep, we're watching too much stressful media. When we look at the variables that predict brain health over decades, food is at the top of the list. You know, it's food, exercise, and sleep. And as we look at how food is capable of influencing our brain health, we don't get to opt in or out of eating food. We have to eat food. Even though the science continued to progress, I feel like the public understanding of food really stop? These are big issues. We need to understand how food acts on the exact same pathways as pharmaceuticals, how food can be reliably used as a way that can help us to live longer, healthier lives. The best studied way to live a long and healthy life has nothing to do with supplementation. It's specifically to do the basics well.