Branched Chain Amino Acids or BCAAs are comprised of 3 key amino acids for building and repairing muscle. Those amino acids are Leucine, Iso-Leucine and Valine. ISO-AMINO is the best BCAA product packing 5 grams of pure isolated BCAAs per serving in a scientifically researched and PROVEN 2:1:1 ratio. No fluff, no fillers and no added artificial colors or dyes. BCAAs are everything you need to build, repair and trigger lean muscle growth. ISO-AMINO can be taken throughout the day and is especially useful intra-workout to speed recovery. Try one of the many delicious, ultra-unique flavors and you will not be disappointed! ISO-AMINO by MAN Sports utilizes advanced flavor technology to provide you out of this world flavor!