Optimum Nutrition Serious Mass Muscle Building

For Muscle Building & Weight Gain Goals

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

Benefits:

• High-Calorie Formula Supports Muscle Building³ and 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
• 3 Grams of Creatine Monohydrate per Serving
• 25 Vitamins & Essential Minerals

Suggested Use:

Mix 2 scoops of the powder into 24 fluid ounces of cold water or milk using an electric blender. This allows to you add in fruits, peanut butter and other calorie-contributing foods. TIP: New users should start with a 1-scoop half serving. Use post-workout and/or between meals to add calories, carbs and protein to your healthy, balanced diet.