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. What Does It Do? 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. When Is The Best Time To Enjoy My Shake? Casein is best enjoyed in the evening. Simply add one rounded scoop to (300-360ml) of water, milk or your favourite drink in an ON shaker half an hour before bed. Suitable for vegetarians. What's in the box 1 x Powder