BCAA PowderBranched chain amino acids with l glutamine BCAA Powder combines branched chain amino acids (BCAA leucine, isoleucine and valine) with the amino acid L glutamine in a delicious orange flavored powder. BCAAs represent 35% of the essential amino acids found in muscle proteins, and approximately 40% of the total amino acids required by mammals. BCAAs are unique in that they are a direct source of energy for skeletal muscles, while also mediating the