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