Dietary Supplement. High protein & carb blend. Naturally and artificially flavored. Amounts Per Serving: 52 g protein; 1280 calories; 245 g carbs; 10 g fat; 23 g sugar; 10.7 g BCAAs; 5.1 g leucine. Gluten free. Total macros & amino acid information per serving: 1280 calories: Are calories essential to gaining muscle? Yes! Especiaily for those with high metabolisms or who find it difficult to eat enough quality calories throughout the day. Calories are essential to gaining and sustaining muscle mass because they prevent your hard-earned muscle gains from being used as fuel during periods of heavy training; 52 g Protein: Advanced Protein Blend. Muscles are composed of protein, and it should go without saying that consuming quality protein throughout the day is an important component to achieving your muscle mass goals. Super Mass Gainer contains a blend of high-quality slow and fast-digesting proteins to feed your muscles quickly; 10.7 g BCAAs including leucine: Why Leucine? Leucine is the BCAA that is important to Muscle Protein Synthesis. 8 servings. Banned substance tested. Sold by weight not volume. Super mass gainer is formulated for one thing: Massive gains. Take the guesswork out of calorie intake. Gaining muscle mass and size can be very challenging, especially when you have a fast metabolism or find it difficult to consume enough calories and protein during the day. Super Mass Gainer is a high-quality mass and size gainer that is loaded with enough protein, BCAAs, calories, and other nutrients to help even the hardest gainers pack on mass and size. Unlike many other mass gainers out there, Super Mass Gainer also tastes delicious and has amazing mixability! Super Mass Gainer is a powerhouse combination of 10.7 grams of BCAAs with 5.1 grams of Leucine and 1 gram of Creatine Monohydrate. Super Mass Gainer also has a blend of vitamins and minerals to aid in balanced nutrition.