Optimum Nutrition Serious Mass, Chocolate, 12 Pound

Serious mass: the Ultimate in weight gain formulas
Optimum Nutrition Dietary Supplement. 3,750 Calorie Weight Gain based on 3 servings per day. 50 grams of High Quality Protein; Glutamine and Creatine enhanced; Complete Vitamin/Mineral Formula. No sugar added (Not a low sugar product)! Naturally and artificially flavored. Serving scoop included. Scientists tell us that we need to consume approximately 3500 calories (above and beyond what is needed for More »