NOW Sports L-Arginine Powder
- Pure Powder
- Protein Metabolism*
- Nitric Oxide Precursor*
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.*
Natural color variation may occur in this product.
This product is sold by weight not volume.
NOW® L-Arginine is pharmaceutical grade.
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.
Important: Always read and follow label directions before use. Consult a qualified healthcare professional prior to using this product if you are pregnant, nursing, have a medical condition, or are taking medication. Discontinue use if adverse reactions occur.
















