Protein is currently the component of whey that produces the greatest value.
Sulfur amino acids help maintain levels of antioxidant peptides in the body. Because branched chain amino acids help regulate muscle protein synthesis, their potential use for athletes and others aiming to achieve optimal lean muscle mass is an area of active investigation. The following individual whey proteins, in order of decreasing concentration in whey, are potential candidates for ingredients in functional foods. In some countries, alpha-lactalbumin is used commercially in infant formulas to make the formula more similar to human milk. Bovine serum albumin.