OPTIMUM NUTRITION - SERIOUS MASS - 12lbs - CHOCOLATE Discontinue 6 years and older

6 years and older

- Formulated to be gentle on skin

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Stop use and consult a health care practitioner if symptoms of digestive upset occur

OPTIMUM NUTRITION - SERIOUS MASS - 12lbs - CHOCOLATE Discontinue 6 years and olderChocolate Support your calorie intake goals with a convenient, high energy shake designed for individuals looking to gain weight or increase daily nutrition. Serious Mass by Optimum Nutrition is a calorie dense powder that helps you add extra energy and nutrients when whole food intake alone isnt enough. Each serving provides over 1,200 calories along with a blend of protein and carbohydrates to help support muscle recovery and daily energy needs. It