Serious weight gain requires serious calories. However, those who need the extra calories most often have the toughes time consuming enought of them. For many aspiring to be bigger highly-active metabolisms, weaker appetites and on-the-run lifestyles make consuming sufficient calories through whole foods alone a real challenge. With Serious Mass, you've got nothing to lose and lots to gain. We've consolidated 1,250 calories, 50 grams of protein, 252 grams of carbohydrates, 25 vitamins & minerals, glutamine and creatine into every serving. It's time to stop thinking small; get serious - Serious Mass.