





💥 Bulk up smarter, not harder with Serious Mass!
Optimum Nutrition Serious Mass is a vegetarian-friendly, high-calorie weight gainer delivering 1200+ calories, 50g protein, and 250g carbs per serving, enriched with 24 vitamins, minerals, creatine, and 5g pure L-Glutamine to support muscle growth and recovery. Ideal for those with fast metabolisms seeking effective mass gain alongside resistance training.
| Item Weight | 1 kg |
| ASIN | B0CDD436DY |
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