There's some good evidence that protein is more filling on a per-calorie basis than other foods [1]. But there's also a lot of other foods that are primarily c

There's some good evidence that protein is more filling on a per-calorie basis than other foods [1]. But there's also a lot of other foods that are primarily carbohydrates and more filling than meat. Boiled potatoes, oatmeal, apples, and oranges all beat beef, eggs, and lentils in the above study. [1] https://www.ncbi.nlm.nih.gov/pubmed/7498104 https://www.ncbi.nlm.nih.gov/pubmed/7498104 and full text https://www.researchgate.net/profile/Peter_Petocz/publication/15701207_A_Satiety_Index_of_common_foods/links/00b495189da413c16d000000/A-Satiety-Index-of-common-foods.pdf https://www.researchgate.net/profile/Peter_Petocz/publicatio...