Protein supplement. With the great taste of real baked cookie pieces. Naturally and artificially flavored. Premium cold micro and ultra filtration. Ultimate Nutrition's ProStar Whey contains only naturally occurring amino acids from 100% premium whey protein. Ultimate Nutrition's ProStar Whey contains all the whey protein fractions such as Beta Lactoglobulin, Alpha-Lactalbumin, Glycomacropeptide, Immunoglobulins, Proteose Peptones, Serum Albumin, Lactoferrin and Lactoperoxidase. Ultimate Nutrition's Pro-Star Whey is isolated by a complex low temperature processing system that utilizes a proprietary micro and ultrafiltration process for the highest quality premium isolated whey protein available. Use this product as a food supplement only. Do not use for weight reduction.