











🚀 Bulk Up Boldly with Serious Mass – Because Gains Wait for No One!
Optimum Nutrition Serious Mass is a high-calorie, high-protein vegetarian weight gainer powder designed for adults with fast metabolisms or high energy demands. Each 2-scoop serving delivers over 1200 calories, 50 grams of protein, 3 grams of creatine, and 24 vitamins and minerals to support muscle growth and recovery. Ideal for post-workout or between meals, it comes in a 5 kg pack with secure, tamper-proof packaging.
| Additives | L-Glutamine | 
| Allergen Information | Milk, Soy | 
| Units | 5000.0 Grams | 
| Serving Recommendation | 2 Scoops (334g) | 
| Brand | OPTIMUM NUTRITION | 
| Format | Powder | 
| Age Range Description | Adult | 
Trustpilot
Hace 2 semanas
Hace 3 días