Most whey protein isolates ever! 24g Protein per serving. Whey protein isolates as the primary protein source. 4g of Carbohydrates. Lactase and other digestive enzymes. Contains Aminogen. 71 Servings. Millions and millions of satisfied customers can't be wrong. Since the very beginning Optimum Nutrition has raised the standard by which all other whey proteins are judged. Now we're raising the bar again with the 3rd generation of ON 100% Whey Protein: ON 100% Whey Gold Standard. Like its predecessors, this canister of ON 100% Whey Gold Standard contains Optimum Nutrition's exclusive, proprietary blend of (1) microfiltered whey protein isolates, (2) ion-exchange whey protein isolates, (3) ultrafiltered whey protein concentrate, (4) HydroWhey hydrolyzed whey peptides. To give you more of what you want (pure unadulterated whey protein) with less of what you don't (fat, saturated fat, cholesterol, lactose, and other carbohydrates) with every serving