Optimum Nutrition Naturally Flavored Gold Standard 100% Whey is formulated with 24g of the purest protein with a lot less of the fat, lactose, and other stuff that you can do without. What makes this formula even better is the fact that it contains no artificial flavors, sweeteners, or colors. Optimum Nutrition 100% Naturally Flavored Whey Gold Standard Protein is instantized to mix easily with a spoon. The Regular version is also available.