Get the caloric boost you need to gain nutrient-rich weight with the Optimum Nutrition Serious Mass Supplement. Made with whey, casein and egg, the supplement mixes in a blender with the liquid of your choice and provides 1,250 calories, 50 grams of protein, 250-plus grams of carbohydrates and 25 vitamins and minerals per serving.
Features and Benefits
Helps people with fast metabolisms, weak appetites or fast-paced lifestyles get the caloric boost they need to gain weight
Also fuels high-intensity workouts by replenishing glycogen stores
Whey, casein and egg blend with no added sugar
Provides 1,250 calories, 50 grams of protein, 250-plus grams of carbohydrates and 25 vitamins and minerals per serving
Enhanced with creatine, L-glutamine, glutamine peptide, choline inositol, PABA and MCTs
Mixes in a blender with water, milk or other liquids
What's in the Box
Optimum Nutrition Serious Mass Supplement
Important Product and Safety Information
WARNING: Product is only intended to be consumed by adults 18 years of age or older. Use only in accordance with the directions for use and warnings. KEEP OUT OF REACH OF CHILDREN.
Consult with a health care professional before using any dietary supplement.