Description
Optimum Nutrition Serious Mass Weight Gainer Protein Powder is the ultimate muscle building and weight gain formula. This chocolate-flavored protein powder delivers 1,260 calories per 2-scoop serving along with 50 grams of protein to support muscle recovery and 251 grams of carbohydrates to help fuel workouts. With 22 vitamins and essential minerals, including Vitamin C and Vitamin D, Optimum Nutrition Serious Mass Protein Powder makes an ideal post-workout and between meal shake for sizing up your weight gain goals. Mixes easily using a shaker cup or blended in a smoothie.