Optimum Nutrition Serious Mass stands as the ultimate solution for muscle building and weight gain. Offering a robust combination of 1,250 calories and 50g of protein per 2-scoop serving, it is tailor-made for supporting muscle recovery. With 252-254g of carbs and 3g of creatine monohydrate per serving, it fuels workouts and enhances strength. This transformative formula empowers you to sculpt a attention-commanding physique. Unleash your inner Mass Monster with Serious Mass!