Potent BCAA's branched chain aminos (L-Valine, L-Isoleucine, and L-Leucine) are proven building blocks of muscle mass and added size. Metabolized directly in the muscle, BCAA's can improve nitrogen retention by sparing other amino acid groups for repair and also rebuilding. Vitamin B-6 has been added for maximum levels of absorption. A far superior amino acid formula by GAT. Train like a pro athlete by taking 4 capsules before, during and after training. Ask your local retailer for BCAA's by German American Technologies. BCAA's Benefits Stimulate Protein Synthesis Boost your body's immune system Reduce Muscle Breakdown Improved Performance and Endurance Reduce Muscle Breakdown