Optimum Nutrition Serious Mass Chocolate 1.34kg

Fuel your muscle growth with Serious Mass from Optimum Nutrition! Each serving packs 1,262 calories, 50g protein, 248g carbs, and 3g creatine for optimal gains and recovery. With a delicious chocolate flavor and easy-mix formula, it's perfect for athletes and hard gainers looking to maximize results. The 1.34kg tub provides 4 servings for quick, nutritious shakes anytime.