• Pure, Free-Form
• Pharmaceutical Grade
• Non-GMO
• A Dietary Supplement
• GMP Quality Assured

L-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.

Take 2 level teaspoons daily as needed in juice or water, preferably on an empty stomach.

None.

Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

NOW L-Arginine is Pharmaceutical Grade.

Caution:  For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition. This supplement should avoided by persons with glaucoma or herpes simplex unless other prescribed by a physician. Do not use if you have had myocardial infarction or have established coronary artery disease. Keep out of reach of children.

Natural color variation may occur in this product,

This product is sold by weight not volume.

Store in a coo, dry, dark place after opening.

While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.