The Proof
Food Truths from the world's top nutrition scientist | Walter Willett, PhD
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1 Dec 2025 · 2h 2m
Protein intakeNutrition basics
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About this episode
Dr Walter Willett has spent more than fifty years at the forefront of nutrition research, leading landmark studies that have shaped how we think about fat, carbohydrates, protein and chronic disease. In this episode, he joins me to untangle decades of confusion around saturated fat, seed oils, dairy, eggs, plant protein and more, and to explain what a truly healthy dietary pattern looks like when you consider both human health and planetary health. We explore how evidence from long term...