If you are a hardcore bodybuilder and looking for the high-quality gainer for mass, strength and size, you can go for Elite GAIN. Each serving of this Hardcore gainer delivers 395 calories, 74g of carbohydrates, 18g of protein. If you are a hardcore bodybuilder and looking for the high-quality gainer for mass, strength and size, you can go for Elite GAIN. Each serving of this Hardcore gainer delivers 395 calories, 74g of carbohydrates, 18g of protein. By choosing proper proportions of protein/fat/carbohydrate calories, along with moderate exercise, optimal increases in body composition can be obtained. All-Natural Gainer makes it simple to add extra calories, in proper proportions, to a delicious beverage without the hassles of preparing another to-go meal.