True Strength 2:1:1 Ratio 8 g BCAAs 5 g L-Glutamine Naturally & Artificially Flavored 5 g Glutamine Support 20 Servings Dietary Supplement Banned Substance Tested Supports Muscle Growth, Recovery and Repair Optimum Nutrition Pro Series Informed-Choice.org Trusted by Sport The True Strength of BCAAs The Branched Chain Amino Acid (BCAAs) are essential amino acids which your body cannot produce on its own. Used in a 2:1:1 ratio of Leucine to Isoleucine and Valine, the BCAAs can help spare muscle tissue when consumed before and/or during endurance training, and help kick-start muscle building when consumed after strength training. We included vitamin C because of its antioxidant qualities and 5 grams of glutamine because this conditionally essential amino acid may help support recovery after intense exercise. Pro BCAA contains 13 g of amino acids, of which 8 g are BCAAs.