Optimum Nutrition Gold Standard 100% Whey Protein, 4.6 LB, Cookies and CreamOptimum Nutrition Gold Standard 100% Whey Protein, Cookies and Cream, 4. 6 LB, is a highquality protein supplement designed to support muscle building and recovery. The primary source of protein in this product is whey protein isolate, one of the purest forms of protein available. This supplement is enriched with essential amino acids, including the three branchedchain amino acids (BCAAs): leucine, isoleucine, and valine, which are crucial for muscle