ON Serious Mass (Banana, 12lb)

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Specifications
BrandOptimum Nutrition
Description

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.

  • 1,250 Calories per Serving to Help Boost Calorie Intake ¹
  • 50 Grams of Protein per Serving to Help Build and Maintain Muscle ¹ ³
  • 252-254 Grams of Carbohydrates per Serving to Help Fuel Workouts ¹