Optimum Nutrition Serious Mass 6 lb Chocolate aids to provide 1,263 calories in every serving, which is ultimate in a weight gain formula
It delivers 50g of blended protein per serving of 334g
Optimum Nutrition Serious Mass 6 lb Chocolate comes packed with 23 essential vitamins and minerals to enhance muscle growth
ON (Optimum Nutrition) Serious Mass 6 lb Chocolate consists of more than 250 grams of carbohydrates with no added sugar
ON Serious Mass 6 lb Chocolate comes with the benefits of creatine, L-Glutamine and Glutamic Acid