Mutant Mass Extreme 2500Mutant Mass Extreme 2500 High Calorie Mass Gainer Mutant Mass Extreme 2500 is formulated for hard gainers seeking to increase muscle mass and size. Each serving provides a massive 1,270 calories, combining proteins, carbohydrates, and fats to support muscle growth. 1,270 calories per serving when mixed with 2 cups of 1% milk 46g of protein and 255g of carbohydrates per serving Includes MCT oil, avocado, and pumpkin seed fats Supports rapid muscle mass