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Optimum Nutrition, Serious Mass, High Protein Weight Gain Powder, Strawberry, 6 lb (2.72 kg)

  • High Protein Muscle Building & Weight Gain Formula*
  • 50 g Protein – Helps Build and Maintain Muscle
  • 1,260 Calories – Helps Boost Calorie Intake
  • 254 g Carbs – Helps Fuel Intense Workouts
  • Artificially Flavored
  • Protein Powder Supplement
  • Authentic Optimum Nutrition Product
  • Informed Choice – Regularly Tested For Banned Substances
  • Strength Training
  • Supports Performance
  • Supports Weight Gain Goals

Serious mass™ is designed to provide serious calories, protein and carbohydrates-making this a convenient way to get extra calories throughout your day.

$87.55

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