2x Serious Mass (12lbs)

Serious Mass for Serious Goals OPTIMUM NUTRITION Serious Mass powder supports muscle building, weight gain, and helps fuel workouts with up to 1260 calories, 50g of protein, up to 253g of carbohydrates, and 5g of creatine monohydrate in every serving 1,7 – all in a convenient shake for easy consumption. This value-priced bundle contains two 12lb. tubs and allows you to choose two of 5 great tasting flavors. Serious Mass is our highest-calorie weight gain formula – created specifically to provide