NOW FOODS -L-Arginine 500 mg - 100 Capsules

$12.80
SKU 733739000309

Conditionally Essential Amino Acid
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.*


The L-Arginine used in this product is pharmaceutical grade.


Natural color variation may occur in this product.

Take 2 capsules twice daily as needed. Take between meals or at bedtime with at least 8 oz. of water or juice to facilitate absorption.


Store in a cool, dry place after opening.

Supplement Facts Serving Size: 2 Capsules Servings Per Container: 50 Description Amount per Serving % Daily Value ™ Daily Value not established. L-Arginine (Free-Form) 1 g (1,000 mg) ™

Other Ingredients:  Bovine Gelatin (capsule), Magnesium Stearate (vegetable source) and Silicon Dioxide.

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.

Caution: Take this product with at least 8 oz. of water or juice. For adults only. Not for pregnant or nursing women.

Consult physician if taking medication (especially antihypertensives, anticoagulants, and antidiabetic drugs), have a medical condition (especially asthma or renal disease) or are planning to have surgery.

This product 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.

The L-Arginine used in this product is pharmaceutical grade. Take this product with at least 8 oz. of water or juice. 

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