Now Foods L-Arginine Double Strength 1000mg 120 Tablets 3pcs

L-Arginine 1000 mg Tablets - Amino Acid L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as DNA synthesis. It is an important precursor of Nitric Oxide (NO) and thus plays a role in the dilation of blood vessels. This product has twice the L-Arginine (1,000 mg per tablet) as in our regular strength product (500 mg per capsule). Natural color variation may occur in this product.