by NOW
NOW L-Arginine 550mg Details Amino Acid Conditionally Essential Amino Acid Pharmaceutical Grade (USP) 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.*
| Retailer | Size | Price (CAD) | Availability |
|---|---|---|---|
| Vitamart | 100 Vegetable Capsules | $15.97 | Out of stock |
| Vitamart | 250 Vegetable Capsules | $32.97 | In stock |
Prices last synced on 2026-08-04. Confirm at the retailer before buying.