High Protein Muscle Building & Weight Gain Formula*
50 g Protein - Helps Build and Maintain Muscle
1,260 Calories - Helps Boost Calorie Intake
254 g Carbs - Helps Fuel Intense Workouts
Artificially Flavored
Protein Powder Supplement
Authentic Optimum Nutrition Product
Informed Choice - Regularly Tested For Banned Substances
Strength Training
Supports Performance
Supports Weight Gain Goals
Serious mass™ is designed to provide serious calories, protein and carbohydrates-making this a convenient way to get extra calories throughout your day.
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