OPTIMUM NUTRITION Serious Mass Weight Gainer Protein Powder, Vanilla, 12 Pound
- High Calorie Weight Gainer: 1,250 Calories per 2-Scoop 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.