Gaining muscle is always about providing your body with the essential amino acids needed to build dense thick muscles. With 40 grams of the highest quality hypertrophy producing proteins, VPX has done it again with Muscle Power. With a fast-acting protein like whey protein, Muscle Power is guaranteed to get the essential amino acids into your system fast for dramatic muscle building. With the slow-acting protein casein, and metabolic-support vitamins and minerals, VPX has added the anti-catabolic dimension to insure that your muscles are fed throughout the day. Try Muscle Power . . . for maximal anabolism morning, noon, and night.