






💥 Bulk Up Smart, Not Just Hard!
Optimum Nutrition Serious Mass is a high-calorie weight gainer designed for adults seeking rapid muscle growth. Each 2-scoop serving delivers 1,250 calories, 50 grams of blended protein, and over 250 grams of carbs with no added sugar, enhanced with 25 vitamins and minerals plus immune-supporting nutrients and recovery-boosting creatine and amino acids.






| Product Name | HEALTH_PERSONAL_CARE |
| Weight | 0.27 Kilograms |
| Volume | 0.27 Milliliters |
| Units | 2720 Grams |
| Serving Recommendation | One Scoop |
| Country of origin | us |
| Brand | Optimum Nutrition |
| Format | Powder |
| Age Range Description | Adult |
| Serving Size | 2 scoops, 2 scoops |
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