SERIOUS MASS is the ultimate muscle building and weight gain formula. With 1,250 calories per 2-scoop serving and 50 grams of protein to support muscle recovery, this powder makes the ideal post-workout and between meals shake for sizing up your goals. SERIOUS MASS provides you with the tools you need to support your weight gains goals.
Optimum Nutrition Serious Mass
$49.49 – $84.49 inc. tax
or 4 payments from $12.37 with 
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For Muscle Building & Weight Gain Goals
- 1,250 Calories per Serving to Help Boost Calorie Intake
- 50 Grams of Protein per Serving to Help Build and Maintain Muscle
- 252-254 Grams of Carbohydrates per Serving to Help Fuel Workouts
Brand
Optimum Nutrition
Optimum Nutrition is a name synonymous with sports nutrition. They are one of the top supplement brands in the world, supplying an enormous range of high-quality products from whey protein powder, including whey protein isolates, to protein bars and amino energy drinks. Their Gold Standard range, in particular the Gold Standard Whey Protein has become one of the most loved and most sold protein products in the industry.
| Flavour | Chocolate Peanut Butter, Chocolate, Strawberry, Banana, Vanilla |
|---|---|
| Size | 6 lb, 12 lb |
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