The nine essential amino acids are histidine, isoleucine, leucine, lysine, methionine, phenylalanine, ... If the protein you eat has all the 9 types of amino acids you need to get from food, ...

In an article published in JAMA Network Open, researchers at the University of São Paulo's Medical School (FM-USP) report on a study involving 774 men and women who followed a vegan diet in Brazil.