L-arginine and L-Citrulline are two amino acids bundled into a single powerful supplement.
L-arginine is an important factor in muscle metabolism and is a precursor for nitric Oxide
L-arginine promotes increased circulation by relaxing blood vessels.
L-citrulline helps the body rid itself of Ammonia, a by-product of exercise.
L-citrulline helps the body to recover after a workout.