Product Description

Optimum Nutrition Serious Mass is the ultimate weight gain formula. This instantized powder, with 1,250 calories per serving and 50 grams of protein for muscle recovery, is the perfect post-workout and between-meal shake for assessing your progress. Serious Mass gives you the tools you need to pile on the pounds and achieve the physique you've always desired.
Calories per gram: Fat 9 Carbohydrate 4 Protein 4. 
Safety Information
If you are pregnant or nursing, do not use this product. If you are under the age of 18, have a known or suspected medical condition, such as diabetes or hypoglycemia, or are taking any prescription or OTC medication, consult a qualified healthcare professional before using this product (s).
Directions
In a blender, combine two heaping scoops of Serious Mass with 24 ounces of water. 45-60 seconds of blending Blend for another 30-45 seconds after adding a few ice cubes and, if desired, other calorie-contributing ingredients. Tips: Instead of water, combine two scoops with 24 fl oz non-fat or low fat milk for a thicker, creamier, higher-calorie shake. For new users, starting with 1/2 of a serving per day for the first week and gradually increasing to 1 or 2 servings per day may be beneficial.
Ingredients
Maltodextrin, Proprietary Protein Blend (Whey Protein Concentrate, Calcium Caseinate, Sweet Dairy Whey, Egg Albumen), Cocoa, Natural & Artificial Flavor, Vitamin/Mineral Blend (Di-potassium Phosphate, Magnesium Aspartate, Di-calcium Phosphate, D-calcium Pantothenate, Calcium Citrate, Manganese Amino Acids Chelate, Zinc Citrate, Ascorbic Acid, Niacinamide, Biotin, D-alpha Tocopheryl Succinate, Beta Carotene, Selenomethionine, Ferrous Fumarate, Molybdenum Amino Acid Chelate, Copper Gluconate, Pyridoxine Hydrochloride, Thiamin Mononitrate, Riboflavin, Folic Acid, Chromium Polynicotinate, Cyanocobalamin, Cholecalciferol), Acesulfame Potassium, Mct Powder, Cellulose Gum.