QNT BCAA Powder 8500 Energy & Recovery Branched Chain Amino Acids Nutritional Supplement in Powder Form with Berry Flavor 350g. BCAAs (branched chain amino acids), i.e. leucine, isoleucine and valine, are the three most common amino acids found in higher amounts in muscle tissue. To optimize the action of BCAAs, vitamin B6 has been added. This supplement: Helps reduce catabolism. It contributes to the maintenance of muscle tissue in cases of strict diet. Allows the supply of energy during workouts. It can be taken before bed for maximum absorption by the muscular system. Ideal for endurance marathons and for people who frequently do aerobic exercise. Available in powder form that dissolves directly in water or protein mix.