Optimum Nutrition Serious Mass, Supports Muscle Building and Weight Gain Goals, Protein Powder, Vanilla - 6LB

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.

• For Muscle Building & Weight Gain Goals
• 1,250 Calories per Serving to Help Boost Calorie Intake 
• 50 Grams of Protein per Serving to Help Build and Maintain Muscle 
• 252-254 Grams of Carbohydrates per Serving to Help Fuel Workouts