Since 1987, Optimum Nutrition has been manufacturing the finest quality and innovative nutrition products. They are entering into our 22nd year of business with a continued commitment to providing premium nutritional supplements at the most affordable prices in the industry. At the heart of this commitment is their ability to produce their own products. They control the quality and integrity of their brand throughout the entire production process. This includes formulations, package design, manufacturing, and even distribution. This has been the key, not only to maintaining consistent unparalleled quality, but also to making their prices the most competitive in the industry.

Optimum Nutrition Gold Standard Whey protein is popular with active adults because it digests rapidly and is a rich source of amino acids for muscle recovery. Whey protein isolates are the purest form of whey and the primary ingredient in Gold Standard 100% Whey. Each serving provides 24 grams of rapidly digesting whey protein with low levels of fat, cholesterol, lactose and other stuff you can do without. There’s no doubt this is the standard all other proteins are measured against.

Casein proteins are acid sensitive and thicken in the stomach. Compared to some other proteins, it can take more than twice as long for Gold Standard 100% Casein to be broken down into its amino acid subcomponents. By using only premium micellar casein as a protein source, ON has created a formula that sets the standard for slow digesting protein support