Optimum Nutrition Serious Mass (6lb / 2.7kg)


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If gain is your aim, Optimum Nutrition Serious Mass is the supplement you need! This high-calorie formula is ideal for those looking to bulk up, providing the energy required for serious results.

About Optimum Nutrition Serious Mass

This high-protein formula contains an impressive 1250 calories per serving, helping to get you on your way to the muscle mass you’ve always dreamed of. The protein blend is made up of whey protein concentrate, calcium caseinate, egg albumen, creatine monohydrate, glutamine, choline, and inositol. This powerful mix of proteins helps boost muscle, encourage repair, and help you to lift at your optimum every time. This supplement also includes all the vitamins and minerals you need for a healthy, happy body.

Enjoy this Optimum Nutrition Serious Mass formula three times a day with milk or water for best results. Simply add two scoops to the drink of your choice and blend for a minimum of 45 seconds. Have a serving first thing in the morning, last thing at night, and early afternoon and watch your muscles grow!

Additional information

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Banana, Chocolate, Chocolate Peanut Butter, Cookies & Cream, Strawberry, Vanilla


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