Premium myomatrix whey protein concentrate & isolate blend Contributes to the growth & maintenance of lean mucle mass With BCAAs and Glutamine USN 100% Whey Protein provides the purest form of this single protein substrate. Designed to contribute to the growth & maintenance of lean mucle mass, this great tasting vanilla whey protein shake contains proteins such as lactalbumen and immunoglobins. Now with revolutionary HydroMatrix and Zyma Tech Enzyme technology, the proper uptake of the protein and its conversion into amino acids by your body is optimised.