Optimum Nutrition Serious Mass - Vanilla (16 Servings), 12 lb(s) *EXP Date: 04.16.2026

Optimum Nutrition Serious Mass - Vanilla (16 Servings), 12 lb(s) *EXP Date: 04.16.2026

Brand: Optimum Nutrition
SKU: A11
42.50 USD In stock Buy at Merchant

Serious Mass provides 1,250 calories, 50 grams of protein, and 250-plus grams of carbohydrates per serving, along with vitamins and minerals, to help with weight gain.

  • The description claims that it helps with weight gain for those with high metabolism and weak appetite.
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  • Default Title — 42.50 USD — In stock

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