Prolab Nutrition BCAA Plus is a muscle-preserving formula made up of the essential amino acids L-Leucine, L-Valine and L-Isoleucine known as branched chain amino acids (BCAAs). BCAA Plus delivers a flow of replenishing BCAAs that can help counter muscle breakdown, reduce muscle fatigue and fuel new growth. BCAAs are immediately utilized by the muscle and are a preferred fuel for energy during training. BCAA Plus has been fortified with Vitamin C to attack free radicals and Vitamin B6 helps to further support protein metabolism and energy production. As a dietary supplement help increase muscle growth and reduce muscle soreness, take 6 capsules post-workout.