Weight Gainers
Product Guide
Optimum Nutrition Serious Mass
A high-calorie weight gainer designed to support calorie surplus, weight gain and muscle-building training.
Brand
Optimum Nutrition
Form
Powder
Sellable options
5
Why choose this product?
- Up to 1,260 calories per serving
- 50 g protein
- Up to 253 g carbohydrates
- 5 g creatine monohydrate
How to use
Blend 340 g (about two heaped scoops) with cold water, milk or another drink for 30–45 seconds. New users can begin with half a serving during the first week before moving to a full serving.
Options recorded in the store
- Flavors: Strawberry, Banana, Chocolate, Chocolate Peanut Butter, Vanilla
- Packages: 5.44 kg
- Recorded servings: 16
Important notes
- The manufacturer uses “up to” because values vary by flavor and package.
- This is a concentrated high-calorie product; the local label and a suitable diet plan should guide use.
Manufacturer sources
Official product pageSpecifications
| Flavor | Strawberry, Banana, Chocolate, Chocolate Peanut Butter, Vanilla |
| Brand | Optimum Nutrition |
| Package / Net Weight | 5.44 kg |
| Form | Powder |
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