Optimum Nutrition Serious Mass 2.72kg


  • Perfect For Muscle Building and Weight Gain Goals
  • 1250 Calories Per Serve
  • 50g of Protein
  • 252-254g of Carbohydrates to Help Fuel Your Workouts
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Serious Mass from Optimum Nutrition
Serious Mass is the most powerful weight gain formula on the market! This unique formula is engineered to combine premium quality protein and complex carbohydrates to help pack on those pounds! Serious Mass contains an awesome 1-2-3 punch of high quality proteins, carbs, and fats that will satisfy your body’s muscle building needs. And with over 1250 calories per serving, Serious Mass is a must for serious athletes looking to build serious mass.


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