Nutrisport weight gain banana 31lb 1400g a blend of fast and slow release proteins along with high and low gi carbohydrates in the perfect ratio for the athlete struggling to gain body mass designed to add mass at the rate of up to 1 kg per week it supports lean hard mass gains highest quality milk protein and complex carbohydrate plus 9g of creatine and 18g of branched chain amino acids per 300g daily serving ideal for those who have a fast metabolism lean physique and find it difficult