L-Arginine 1000 mg, Double Strength - 180 Tablets by NOW soothing aloe Nutrients That Matter

Nutrients That Matter

It penetrates dry

which contains all nine essential amino acids

Unsweetened - Unfortified

L-Arginine 1000 mg, Double Strength - 180 Tablets by NOW soothing aloe Nutrients That MatterAmino Acids Protein Metabolism Nitric Oxide Precursor Muscle Maintenance Informed Sport We Test, You Trust A Dietary Supplement Steroid Tested Kosher Vegan Non GMO GMP Quality Assured Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as in DNA synthesis and protein production. It is an important precursor of nitric oxide (NO) and thus plays a role in the dilation of blood vessels.