Rule One Proteins | R1 Mass Gainer

Rule One Proteins R1 Mass Gainer offers the perfect ratio of 6:1 carbohydrates to proteins, with 1220 calories and 250g+ carbs to help you build mass quickly. This calorie-packed formula also contains 40g of protein from three types of whey and 9g of naturally-occurring BCAAs, plus added creatine monohydrate to maximize muscle growth. Blended with cold water or low-fat milk for easy prep, you’ll reach your goals faster with R1 Mass Gainer.