Powdered Weight Gain Supplement. A high-protein mass gainer with Creatine‚ Glutamine‚ 25 vitamins & minerals and 1290 calories per serving. A whopping 1290 calories for the serious hard gainer or mass monster. 234g of Stacked Carbs provide a precise mixture of complex and simple carbs. 58g of Blended Protein including Whey Protein Concentrate‚ Calcium Caseinate and Egg Albumen. Micronized Creatine Monohydrate. Added l-Glutamine and Glutamine Peptides. 25 Vitamins and minerals.ABB