Optimum Nutrition (ON) Serious Mass - Weight Gainer Powder

For Weight Gain and Muscle Building Goals

SERIOUS MASS is the ultimate weight gain and muscle building formula. With +1200 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

For Those Who Are Serious About Gains

This is not a low-calorie formula and not a protein supplement. Designed to support high calorie high protein diets and needs.

Benefits

• High-Calorie, High-Protein Formula Supports Weight Gain and Muscle Building Goals
• 1200+ Calories per Serving to Help Boost Calorie Intake
• 50 Grams of Protein per Serving to Help Build and Maintain Muscle
• With Added 3g Creatine, 1g Glutamine, & 24 Vitamins and Minerals
• Banned Substance Tested. Suitable for Vegetarians

Ingredients

Usage