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Supports muscle building and weight gain goals , 1,250 calories, 50g of protein, and 252g of carbs per serving , Delivers 25 vitamins & minerals,

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Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Chocolate, 6 Pound (Packaging May Vary) : Health & Household

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SERIOUS MASS – High-Protein Weight Gain Powder – Chocolate – 6 lbs./8 Servings by Optimum Nutrition at the Vitamin Shoppe

Achieve your weight gain goals with Optimum Nutrition Serious Mass. This weight gain protein powder supplement is the ultimate weight gainer formula. With 1,250 calories per serving and 50 grams of protein for muscle recovery support, this instantized powder makes the ideal post-workout recovery drink. You can also shake up a drink between meals. Serious Mass provides you with the tools you need to pack on the pounds and help you develop the physique you've always wanted.

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