NOW Foods - L-Arginine 500 mg 250 caps
L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion as well as DNA synthesis.*     NOW Foods, located in Bloomingdale, Illinois is a leading manufacturer of many award-winning products in a complete line of over 1800 vitamins, minerals and dietary supplements. They have been serving health-conscious consumers with quality and value since 1968.