Amino Acid Supplement Flavored. 6 grams of BCAAs per serving. 2:1:1 Ratio. 60 Servings Branched chain amino acids , which include leucine, isoleucine, and valine, comprise 35-40% of the essential amino acids in the body and are required for the maintenance of muscle during physical stress, such as excercise.* Supplementing with BCAAs helps to promote protein synthesis and spare muscle tissue from being broken down for energy during intense training.* Ultimate Nutrition® Flavored BCAA 12,000 powder contains a 2:1:1 ratio of leucine, isoleucine, and valine with each serving providing 6 grams of high-quality BCAAs in a convenient powder format. Taken on its own or combined with your favorite workout drink, Flavo.