High quality Protein (PDCAAS = 100+). Branched Chain Amino Acids. Complete nutrition and great taste. Mus-L-Blast is formulated to help athletes build size fast. Mus-L-Blast combines glutamine peptides enriched ion exchange whey protein and other peptides for a superior PDCAAS (Protein Digestibility Corrected Amino Acid Score) of 100+, higher than any pure whey protein. Mus-L-Blast contains large amounts of Branched Chain Amino Acids (BCAAs) which are necessary for optimal muscle growth and account for 40% of the amino acids utilized during exercise. One directed Mega Serving provides 90,000mg of amino acids of which 19,600mg are BCAAs. Mus-L-Blast is formulated with all the essential vitamins and minerals necessary for proper and efficient muscle growth. This product contains only naturally occurring amino acids.