Compare Optimum Nutrition Optimum Nutrition, Gold Standard 100% Whey Protein Powder, Delicious Strawberry, 5 lb, 73 Servings

Optimum Nutrition's Gold Standard 100% Whey uses pure whey protein isolate as the primary ingredient. Whey protein isolate is our primary ingredient, which has had carbohydrates, fat, and lactose isolated out using sophisticated filtering technologies.