Optimum Nutrition Serious Mass Chocolate 6 Lb

Optimum Nutrition Serious Mass is a high-calorie weight gain powder designed for individuals looking to build mass and size. This chocolate-flavored formula delivers 1,263 calories per serving with 50g of protein and 251g of carbohydrates to support muscle growth and recovery. Key features: • 1,263 calories per serving • 50g protein per serving • 251g carbohydrates per serving • Chocolate flavor • 6 lb (2.73 kg) container • Designed for mass and weight gain Serious Mass is formulated as a complete mass gain supplement that can be used between meals or post-workout to help meet high-calorie needs for muscle and weight gain. The protein blend helps support muscle recovery and growth, while the carbohydrate matrix provides the necessary calories and energy. This product is best mixed with cold water or milk and can be customized by adding fruits, peanut butter, or other ingredients to create a higher calorie shake.