NOW L Arginine 1000MG Tab 120s

L-Arginine is now available in high strength 1000 mg pills that are non-GMO.  Arginine is a conditionally necessary basic amino acid that plays a role in urea metabolism and excretion, as well as DNA synthesis and protein biosynthesis.  It is a key precursor of nitric oxide (NO), which helps to dilate blood arteries.  This product contains pharmaceutical-grade L-Arginine.  This product may exhibit natural color variations.