Optimum Nutrition 100% Whey Gold Standard Sports Supplement - 100% Gold Standard Whey Protein is a high protein sports supplement from Optimum. It delivers 120 calories per serving, with 24 grams of protein. Whey Protein Isolates are 90% pure protein by weight. They are the purest and most expensive form of whey protein that exists. That’s why they are the first ingredients you read on the 100% Whey Gold Standard label. By using Whey Protein Isolates as the primary protein source, Optimum Nutrition have been able to pack 24 grams of the purest, muscle-building protein per serving, with a lot less of the fat, cholesterol, lactose, and other stuff that you can do without. There’s no question this is the standard by which other whey proteins are measured. • Packed with Whey Protein Isolates • Higher Pure Protein Percentage • Fast-Acting HYDROWHEY Whey Peptides • Provides Whey Protein Microfractions • More than 5 grams of BCAAs • Over 4 grams of Glutamine & Precursors • Instantized to Mix