High Calibre Fitness (HCF) Mass Gainer protein powder is no joke. With over 750kcal per serving, a whopping 57g of protein and a monsterous 115g of carbohydrates, this product is designed only for the strongest of people who want to gain size quickly. Not only will a serving fuel your muscles with the energy to endure a skin splitting workout, but it'll also fill your body with the building blocks required to build your muscles bigger than before.
