Serious Mass is the ultimate muscle building and weight gain formula. This whey protein powder has 1,250 calories per 2-scoop serving and 50 grams of protein to support muscle recovery. This whey protein powder makes the ideal post-workout drink.
Optimum Nutrition, Serious Mass, 50g Protein Powder with Whey Protein and Creatine Monohydrate, Chocolate Peanut Butter, 6 lb, 8 Servings
Protein Powder Weight Gainer: This weight gainer for women and men has 1,250 calories per 2-scoop serving.
Nutrient-Packed Weight Gainer: Get 50 grams of protein per serving and over 250 grams of carbohydrates per serving.
Creatine and Glutamine for Added Support: This post-workout drink mix has creatine monohydrate and glutamine to enhance muscle recovery.
Packed with Calcium and Vitamin E: This workout supplement contains vitamin C, zinc, and vitamin D alongside 25 additional vitamins and minerals to provide immune support.
Made in USA
Size Reference for Optimum Nutrition Butter, 6 lb, 8 Servings
Available Sizes: 6 lb
