Amazing product
"I can feel the NO2 increase off just one pill."
Complimentary Shipping on Orders $50+
Couldn't load pickup availability

Powerful support: L-arginine is an amino acid and nitric oxide precursor that helps the body build proteins.* The body can produce it, but additional sources are generally needed through diet and/or supplementation.
L-Arginine (as L-Arginine HCI), Vegetable Cellulose Capsule, Cellulose, Organic Rice Extract Blend and Silica.
Use only as directed. Take 1 VegCap daily. For best results take on an empty stomach. Store in a cool, dry place.

Since 1973, Solaray has believed that what you put in your body should be proven, not promised.
We source our own raw materials and triple-test every lot.
We manufacture 95% of our products for full control.
15,000 tests per month verify ingredient potency and purity.^

In an industry where quality can vary widely, testing isn't just a step in the process. It is the process.
✅ Passed Testing for Heavy Metals**
Arsenic, cadmium, lead, mercury
✅ Passed Testing for Microbials**
Mold, yeast, coliform, e. Coli
✅ Passed Testing for Contaminants**
Gluten, ethylene oxide
✅ Passed Testing for Physical Properties
Moisture, color, disintegration, tap density, mesh 140, 20, and 60
**Most contaminants, heavy metals, and microbes are tested to ensure no more than 3 ppm.

Our production facility in Ogden, Utah is a GMP facility certified by NSF. We source and triple-test raw materials, make the majority of our products in-house, conduct stringent testing in our ISO-accredited lab, and distribute our own products to ensure quality and excellence in every bottle.
Disclaimer: The customer reviews and testimonials featured on this site reflect individual experiences and opinions. Results may vary and are not guaranteed. These statements have not been evaluated by the Food and Drug Administration (FDA). The content is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare professional before starting any new supplement regimen or if you have concerns about your health.
Overall rating: 4.75 / 5 from 4 reviews.
Review topics: [].
"I can feel the NO2 increase off just one pill."
— John R. (5/5)
"I just got this so too soon to really know how it will work for me---Thanks tho==="
— Barbara W. (5/5)
"Have used Solaray products for years. My vitamin shop has independently tested the potency levels of Solaray against other brands and finds Solaray to consistently provide a better product."
— Thomas D. (5/5)
"Excellent product"
— greg P. (4/5)
*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.