💥 Unleash Your Inner Beast with Serious Mass!
Optimum Nutrition Serious Mass is a high-calorie weight gainer powder designed for those with fast metabolisms who struggle to gain weight. Each serving provides over 1200 calories, 50 grams of protein, and 250 grams of carbohydrates, along with 24 vitamins and minerals. Ideal for post-workout recovery or as a meal supplement, this vegetarian-friendly formula is sealed for purity and freshness.
| Additives | L-Glutamine |
| Brand | Optimum Nutrition |
| Format | Powder |
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2 months ago
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