Optimum Nutrition’s Serious Mass is the ultimate muscle building and weight gain formula. With 1,250 calories per 2-scoop serving and 50 grams of protein to support muscle recovery, this powder makes the ideal post-workout and between meals shake for sizing up your goals. SERIOUS MASS provides you with the tools you need to support your weight gains goals.
- Gaining mass has never been this easy or tasted so good.
- 1,250 calories (50g of blended protein).
- Over 250g of carbohydrates with no added sugar.
- Enhanced with Creatine, Glutamine, and Glutamine Peptides.
- 25 Vitamins and essential minerals.