Pure BCAA 90 capsulesOptimally supplied with high quality amino acids The amino acids leucine, isoleucine and valine are summarized under the name branched chain amino acids (BCAA = "branched chain amino acids"). In the body, they are mainly found in the skeletal muscles and in the heart. The essential amino acids are not produced by the body itself and must therefore be supplied through nutrition. They serve the body to build up protein structures and as building