GNC L-Arginine 1000 MG 90 CapletsGNC L ARGININE 1000 MG 90 CAPLETS PRODUCT DESCRIPTION: GNC L Arginine 1000mg Dietary Supplement A great addition to your daily nutrition and health regimen, GNC L Arginine 1000mg Dietary Supplement helps fuel muscle cells.* Each serving of this dietary supplement provides 1000mg of L arginine to promote nitric oxide production for enhanced blood flow. Fuels Nitric Oxide Production An important amino acid, arginine is an essential precursor of nitric