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.
Pre Workout / Performance Booster
Cardiovascular / Circulation Support
Aid in Recovery & Protein Metabolism
Made in USA
Size Reference for Now Foods Powder, 2.2 Lbs
Available Sizes:






