Why choose BCAA's BCAA's cannot be produced by the body and so must be obtained through dietary means. A complete protein source will contain levels of these BCAA's but individuals undergoing intense training may benefit from supplementation. - Supports maintenance of muscle mass - Quick acting and long lasting - Pure amino acid building formula - Increase your workout potential Quality Assured Microbiologically tested Chemically tested Scientifically tested Manufactured in the UK Perfect Partners Precision Engineered Pure Casein Powder Precision Engineered Whey Protein Lean Powder Why choose BCAA's BCAA's cannot be produced by the body and so must be obtained through dietary means. A complete protein source will contain levels of these BCAA's but individuals undergoing intense training may benefit from supplementation. - Supports maintenance of muscle mass - Quick acting and long lasting - Pure amino acid building formula - Increase your workout potential Quality Assured Microbiologically tested Chemically tested Scientifically tested Manufactured in the UK Perfect Partners Precision Engineered Pure Casein Powder Precision Engineered Whey Protein Lean Powder