Gaining weight by eating protein meals every three hours can be difficult. In order to develop significant size you need to consume more calories than you burn, which can be challenging for those who are high performance athletes, bodybuilders or even regular fitness participants. The key is to retain a high level of macronutrients. Adding a weight gainer supplement allows you to do just that. The carefully selected blend of proteins, carb, fats in corebolics weight gainer xtreme stack upto provide 388 muscle building calories per 100gm to help athletes achieve their true potential. Lastly our product mixes easily and has a great taste.