Optimum Nutrition Serious Mass Weight Gainer Protein Powder, Vitamin C, Zinc and Vitamin D for Immune Support, Chocolate Peanut Butter, 6 Pound (Packaging May Vary)

$51.99 $30.34


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Optimum Nutrition Serious Mass, Chocolate Peanut Butter.

Packaging may vary – New look, with the same trusted Quality!
High Calorie Weight Gainer: 1,250 Calories per 2-Scoop Serving
50 Grams of Protein per Serving
Over 250 Grams of Carbohydrates per Serving
Using an Electric Blender to Add Fresh or Frozen Fruits, Peanut Butter, Nuts & Other Calorie Dense Foods to Boost Your Weight Gain Potential
1,250 Calories