Optimum Nutrition Serious Mass 2.73kg - Chocolate Peanut Butter Little Dragon nourish your muscles

nourish your muscles

cholesterol

If you’re in the business of incinerating body fat

utilising proven and effective ingredients - a massive 10g of D-Ribose and 4g of L- Ornithine to name just two - that aren't likely in your current training stack

Unleash the beast within and experience unmatched performance

Optimum Nutrition Serious Mass 2.73kg - Chocolate Peanut Butter Little Dragon nourish your musclesSerious Mass is a high calorie weight gain supplement with 50g of protein and 1,250 calories per serving. Its designed for individuals looking to pack on mass or increase their caloric intake. Serving Size: 2 scoops (334g) Servings Per Container: 8