Serious Mass 2 Lbs | Chocolate Flavor | 28 servings | 909 Grams | Serious Mass Gainer ✅ Brand: Optimum Nutrition (ON)

✅ Brand: Optimum Nutrition (ON)

✅ Built for relentless results — Be Unstoppable

✅ Aids in building and maintaining muscle

✅ Ultimate Thermogenic Fat Destroyer by Nutrex Research

✅ Significantly boosts metabolic rate for greater calorie burn

Serious Mass 2 Lbs | Chocolate Flavor | 28 servings | 909 Grams | Serious Mass Gainer ✅ Brand: Optimum Nutrition (ON)Brand: Optimum Nutrition (ON) Product: Serious Mass Weight Gainer Flavor: Double Rich Chocolate Net Weight: 2LB (907g) Total Servings: 29 per bag Calories per serving: 1,250 Protein per serving: 50g Carbohydrates per serving: 254g Supports muscle building goals Designed for weight gain Helps boost daily calorie intake Aids in building and maintaining muscle Helps fuel intense workouts Banned substance tested for safety Naturally & artificially