The protein leverage hypothesis: humans have a strong drive to consume specific protein amounts. Research by Simpson and Raubenheimer shows if protein is diluted by carbs and fats, we overeat total calories to hit our protein target. A drop from 15% to 10% protein can increase intake by 12%. Modern processed foods are low-protein — the body keeps seeking.
This companion covers the discovery, human evidence, why protein is defended, the processed food problem, and practical implications. (3 min read)
Written by AI, directed and approved by me. How this is made →