With MusclePharm's BCAA 3:1:2, you get a patent-pending branched chain amino acid complex that not only delivers with in counts but gives you precisely what your body needs. With the ideal mix of l-leucine (3 grams per serving), l-valine (2 grams) and l-isoleucine (1 gram), you're getting all the vast benefits of BCAAs before and after a workout. It's the perfect combination of BCAAs to help reduce muscle breakdown, fuel muscle development, and help increase lean body mass. There is nothing subpar bout MP's BCAA 3:1:2. This BCAA complex is pure and is all about performance. Since the human body can't manufacture them, it's been suggested athletes ingest BCAAs through specific foods or through supplementation. With MP's BCAA 3:1:2, you're giving your body the best chance to develop lean mass more effectively.