Universal Nutrition’s Animal M-Stak is built on a foundation of natural anabolic flavones to help enhance targeted gains in lean muscle mass. M-Stak combines the most powerful of these anabolic compounds in significant dosages. These ingredients have the ability to shuttle nutrients specifically towards lean mass accumulation, a process known as ‘nutrient partitioning.’ M-Stak floods your system with an abundance of anabolic nutrients, switching your muscle-building signals on and amplifying them. Helps with gaining lean mass and size. Nutrient-partitioning ingredients; shuttles nutrients specifically towards lean mass accumulation. Floods your system with an abundance of anabolic nutrients and switches your muscle-building signals on and amplifies them. Designed for optimum absorption and convenience. 21 packs/21 servings. DISCLAIMER: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Keep out of reach of children. Before beginning any program, consult your health care practitioner. Please see the Manufacturers Warning for additional information.