Serious mass: the Ultimate in weight gain formulas. Serious Mass supplies you with the tools you need to pack on the pounds and develop the physique you"ve always wanted.Adding Calories has never been this easy or tasted so good1,250 Calories50 g of Blended ProteinOver 250 g of Carbohydrates with No Added SugarEnhanced with Creatine, Glutamine, and Glutamine Peptides25 Vitamins and Essential Minerals