Optimum Nutrition Serious Mass gives you the bulk you want where you want it!

With extra vitamins and minerals to aid cariiovascular and mental health, Optimum Nutrition Serious Mass is a winner!

Optimum Nutrition Serious Mass is the ULTIMATE in weight gain formulas. Serious Mass supplies you with the tools you need to pack on the pounds and develop the physique you've always wanted.

Each serving of Serious Mass contains 1250 serious calories derived primarily from protein sparing complex carbohydrates and a high quality protein blend consisting of Whey Protein Concentrate, Calcium Caseinate, and Egg albumen. Creating Monohydrate, Glutamine, Choline and Inositol have been added to optimize each strength training workout while a complete vitamin and mineral profile insures your body gets the balanced nutrition it needs.

A very good quality weight gain product. As to be expected with all O.N. products, Serious Mass mixes easily and tastes good!
Amount Per Serving

Per 334g (2 scoops):
Calories: 1250
Calories from Fat: 40
Total Fat: 4.5g
Saturated Fat: 3g
Cholesterol: 75mg
Total Carbohydrate: 252g
Sugars: 40g
Protein: 50g
Vitamin C: 60mg
Vitamin D: 200 I.U.
Vitamin E: 30 I.U
Thiamin: 5mg
Riboflavin: 5mg
Niacin: 50mg
Vitamin B6: 5mg
Folic Acid: 400mcg
Vitamin B12: 20mcg
Biotin: 300mcg
Pantothenic Acid:100mg
Calcium: 730mg
Iron: 6mg
Phosphorus: 350mg
Iodine: 75mcg
Magnesium: 186mg
Zinc: 30mg
Selenium: 200mcg
Copper: 1mg
Manganese: 10mg
Chromium: 600mcg
Molybdenum: 150mcg
Sodium: 600mg
Potassium: 1230mg
Choline: 250mg
Inositol: 250mg
PABA: 5mg
Creatine Monohydrate: 1g
L-Glutamine: 500mg

Other Ingredients

Complex Carbohydrates, Proprietary Protein Blend (Whey Protein Concentrate, Calcium Caseinate, Egg Albumen, L-Glutamine), Artificial Flavor, Serious Mass Vitamin & Mineral Blend (Potassium Phosphate, Choline Bitartrate, Magnesium Aspartate, Beta Carotene, Inositol, d-Calcium Pantothenate, Zinc Citrate, Ascorbic Acid, Boron Amino Acid Chelate, Niacinamide, Manganese Glycinate, Kelp, d-alpha Tocopherol Succinate, Ferrous Fumarate, Copper Gluconate, Thiamin Mononitrate, Riboflavin, Pyridoxine Hydrochloride, Para-Aminobenzoic Acid, Chromium Picolinate, Selenium Glycinate, Molybdenum Glycinate, Vitamin D3, Folic Acid, Biotin, Cyanocobalamin), Medium Chain Triglycerides, Creatine Monohydrate, Acesulfame Potassium.

Allergen information: Contains Milk, Egg, Wheat (Glutamine Peptides), and Soy (Lecithin).
Directions For Use

Add two heaping scoops (334g) of Serious Mass to a blend with 650-750ml of cold water or milk. Take 3 servings daily.

New users may find it beneficial to begin with one half serving daily for the first week, gradually increasing to one or more full servings several times a day.