The ultra filtered whey protein in Xtreme Whey is a great source of naturally occurring Branched Chain Amino Acids (BCAAs) as well as Glutamine and precursors, and contributes to the growth and maintenance of muscle mass. To make the protein digestion process easier for your body, the formula has been enhanced with the patented DigeZyme® complex, a blend of digestive enzymes. As a finishing touch, Xtreme Whey features 12 vitamins including vitamins C and D for that extra edge