Ever since they first landed, people have dressed up paleo and keto as health plays. The diets’ evangelists and acolytes reject grains, legumes, potatoes—anything with higher carb quotients—because “science” says we humans did not evolve to eat them. And who can argue with science! Baloney. Those protein-flooded meal plans took hold because people lost weight when they ate variations on a strict theme of chicken breast, scrambled eggs, almonds, blackberries and pumpkin seeds.