100% Branched Chain Amino Acids contains only pure Ajupure brand pharmaceuticals grade Branched Chain Amino Acids. The Branched Chain Amino Acids, Leucine, Isoleucine, and Valine, are used by your body to build muscles proteins. BCAA's are metabolized directly in muscle tissue and help prevent muscle breakdown and fatigue, promote muscle protein synthesis, provide fuel, speed recovery, and promote anabolic hormone product. Increase your muscle powder with Labrada instantized BCAAs.