Optimum Nutrition’s Gold Standard 100% Casein is the World’s No. 1 and the industry’s first all-micellar Casein. It delivers 24 g of slower digesting casein proteins to support muscle growth.
Recommended for use in the evening, each great tasting Gold Standard 100% Casein shake contains 24 g of the purest protein, 3 g of carbohydrates, but just 0.5 g of fat and no added sugars. It’s also instantised to mix up easily, every time.
Used together, Gold Standard 100% Whey and Gold Standard 100% Casein deliver all your muscle growth needs – day and night.