Research-backed nutrition insights, weekly. Subscribe free →

Macronutrients

Protein quality, carbohydrate metabolism, dietary fat research, and optimal ratios.

macros

High-Protein Diets and Kidney Health: What the Evidence Actually Says

The claim that high protein intake damages healthy kidneys has persisted for decades. The clinical evidence tells a more nuanced story than either side of the debate acknowledges.

macros

Complete vs Incomplete Proteins: A Distinction That Barely Matters

The idea that plant proteins must be carefully combined at every meal to form 'complete' proteins has persisted for decades. The biochemistry of amino acid pooling tells a different story.

macros

The Protein Myth: Why 0.8g/kg Is Outdated for Most People

The RDA for protein was designed to prevent deficiency, not to optimize health. New dietary guidelines and decades of research suggest most adults need substantially more.