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500 mg, 100 capsules: NOW®
Item# 52045

Your Price:
$8.99 Save 25%

The requested item 02104 is obsolete and has been replaced. The new item is 52045.


500 mg, 100 capsules: NOW®
Item# 52045

Retail Price: $11.99

Your Price: $8.99 Save 25%

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  • L-Arginine
  • 500 mg, 100 capsules: NOW®
  • Item Catalog Number: 52045

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 cardiovascular health.


Supplement Facts

Serving Size 2 capsules

Servings Per Container 50

Amount Per Serving


1 g (1,000 mg)

Other ingredients: gelatin (capsule), magnesium stearate (vegetable source) and silica.

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

Dosage and Use
  • Take 2 capsules twice daily as needed.
  • Take between meals or at bedtime with a carbohydrate drink to facilitate absorption.

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


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