BLOOD FLOW SUPPLEMENT - Feel the surge of life pulsing throughout your body again with Blood Flow 7 Nitric Oxide. Juvenon Blood Flow Supplement features L-Citrulline and L-Arginine in a powerful dual-action formula. L-Arginine converts to Nitric Oxide in the body which helps increase blood flow, vascularity, and muscle pumps to help maximize your workout. We all want an increase in blood flow during our workouts to increase muscle pumps for maximum results.