L-Leucine,L-Isoleucine,L-Valine together are referred to as branched chain amino acid.BCAA are essential amino acids meaning that they must be consumed through diet because BCAA cannot be synthesized in the bodyBCAAs have been used by strength-training 7 endurance athlete to support protein synthesis & recovery from intense training.ZEDON'S instantized BCAA 5000 is flavoured powder 7 mixes easily keeping the BCAA suspended longer so that they do not readily settle to the bottom of the shaker.