With a brand new formula, MaxiNutrition Progain Extreme is designed to maximise gains in muscle mass and size.Each serving provides 40g of high quality protein. Protein may contribute to the growth and maintenance of muscle mass. It also contains 600 calories and 76g of complex carbohydrates. A source of fibre, this delicious shake provides 3g Calcium HMB and is naturally rich in BCAAs and L-Glutamine. Calcium HMB is a Leucine metabolite which may reduce muscle catabolism and promote increased strength. It may also have a role in protein synthesis as do BCAAs and L-Glutamine.Maxi Nutrition Progain Extreme can be enjoyed on training and non training days. If additional protein and calories are required two serving per day can be consumed.