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Now Foods L-Arginine 500 Mg 100 Capsules

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Now Foods L-Arginine 500 Mg  | Muscle Building

L-Arginine is a conditional amino acid and is obtained through the diet and necessary for making proteins. L-Arginine plays a key role in muscle building, helps with nitric oxide production, and may be effective in the healing of wounds and for erectile dysfunction. Now Foods L-Arginine supplement packs 500mg of L-Arginine per capsule and comes 100 capsules to a bottle. 

Now Foods L-Arginine Product Highlights

  • Plays Role in Building Muscle
  • May Be Effective in Treatment of Wounds & Illness
  • Nitric Oxide Booster
  • May Be Beneficial for Erectile Dysfunction
  • Enhances Exercise Performance


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.

Now Foods L-Arginine 500 Mg Supplement Facts

Serving Size: 2 Capsules

Servings Per Container: 50

L-Arginine (Free-Form) 1g

*Daily Value Not Established

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


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.


McRae MP. Therapeutic Benefits of l-Arginine: An Umbrella Review of Meta-analyses. J Chiropr Med. 2016;15(3):184–189. doi:10.1016/j.jcm.2016.06.002

Pahlavani N, Jafari M, Sadeghi O, et al. L-arginine supplementation and risk factors of cardiovascular diseases in healthy men: a double-blind randomized clinical trial. F1000Res. 2014;3:306. Published 2014 Dec 12. doi:10.12688/f1000research.5877.2

†This product comes with no guarantees from the U.S. Food and Drug Administration regarding its safety or efficacy. The agency has not evaluated the claims made about this product’s benefits, leaving its ability to diagnose, treat, cure, or prevent any medical condition or disease in question. As consumers, it's vital to approach such supplements with caution and conduct thorough research or consult healthcare professionals before integrating them into your health regimen.

†Product images represent the product offered but may not contain exact attributes. Please read the product description for the specific attributes of this product.