Optimum Nutrition
ON Serious Mass 12lb
12 lb (5.44kg)
50g Protein252g Carbs1250 Cal16 Servings25 Vitamins & Minerals
₹3,699₹4,29914% OFF
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About this product
The ultimate mass building protein. Serious Mass packs 1,250 calories per serving with 50g of protein and 252g carbohydrates to help hard gainers pack on serious size.
