The BCAAs l-leucine, l-isoleucine and l-valine, are probably the most essential amino acids for athletes in training. They account for 33% of muscle protein. Some experts believe that even moderate exercise can increase your body's need for leucine by up to 240%.

By taking Reflex Nutrition BCAAs before and after exercise you can increase nitrogen retention, boost protein synthesis, and protect your muscles from the stress and trauma of heavy exercise.

Contains I-isoleucine, valine and vitamin B6, in a specifically designed ratio most essential for athletes.