Mass Maker Ultra (MMU) is creamy, delicious and ideal for hard-training natural athletes who want to gain lean weight (mass) quickly and need a convenient, concentrated source of extra calories to help them do it. MMU's multi-stage system of fast and slow release proteins supports a sustained mass-building state. Each protein is easily digested and complete with all of the essential amino acids that your muscles need to grow. MMU's multi-stage system of fast and slow release carbs includes whole grains like quinoa, amaranth, and more. They provide essential fuel to drive your athletic performance and support recovery from long, tiring workouts.