Is the Protein RDA Too Low for You? What 40 Years of Studies Show - Dr. Don Layman & Dr. Heather Leidy | GLS #214
About this episode
Dr. Gabrielle Lyon discusses protein intake and dietary guidelines with researchers Dr. Don Layman and Dr. Heather Leidy.
The July Forever Strong Foundations Challenge begins July 6, 2026. This 4-week challenge is designed to help you build a stronger, more energized you through sustainable nutrition, training, and lifestyle habits. Register here: https://bit.ly/4gCmoNR For 40 years you've been told 0.8 grams of protein per kilogram is "enough" but the scientists who contributed the reports behind the new 2025–2030 Dietary Guidelines say not a single study has ever shown that number beats eating more. In this episode, Dr. Gabrielle Lyon sits down with Dr. Don Layman and Dr. Heather Leidy, the protein researchers who developed the scientific reports informing the new U.S. Dietary Guidelines, to discuss: Why the guidelines reprioritized protein to a healthy range of 1.2–1.6 g/kg and why that still isn't technically "high protein" Why you don't really have a protein requirement, but an essential amino acid requirement and what that means for your brain, mood, and antioxidant production Who's quietly falling short: roughly 20% of women over 60 sit below the RDA, and adolescent girls are among the most consistently deficient How to spot real protein on a label (Layman's 10-gram threshold) and why most…
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