Bcaa 8:1:1 Zero, Cola - 250 Grams8: 1: 1 ratio of leucine, isoleucine and valine content sugar free safe and doping free BCAAs belong to the 9 amino acids essential for the human body, which means your body is incapable of producing it itself and you need food or supplements to get these very important nutrients. BioTechUSA's BCAA 8: 1: 1 contains an increased amount of leucine, the first protein building amino acid to be used by your body.