Optimum Nutrition Serious Mass Banana 12 Lb

Product information

Optimum Nutrition Serious Mass is a high-calorie supplement designed to support healthy weight gain and muscle growth. It provides 50g of protein, 252g of carbs, and 25 vitamins and minerals per serving. The formula includes 1250 calories, with 1640 calories from low-fat milk, as well as creatine, L-glutamine, glutamine peptides, collagen, inositol, aminobenzoic acid, and para-acid. This mass gainer supports muscle strength and recovery while promoting overall wellness. It is available in both natural and artificial flavor options.