NOW Supplements, L-Arginine 1,000 mg, Nitric Oxide Precursor*, Amino Acid, 120 Tablets

Now L-Arginine is available in extra strength 1,000 mg tablets and is non-GMO. Arginine is a conditionally crucial basic amino acid involved primarily in urea metabolism and excretion, in addition to in DNA synthesis and protein production. It’s crucial precursor of nitric oxide (NO) and thus plays a role within the dilation of blood vessels. The L-Arginine used on this product is pharmaceutical grade. Natural color variation may occur on this product.

DOUBLE STRENGTH L-ARGININE: NOW offers this non-GMO, double strength L-Arginine supplement in 1,000 mg tablets.
NITRIC OXIDE PRECURSOR: Arginine plays crucial role within the dilation of blood vessels.
CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Kosher, Soy Free
GMP Quality Assured: NPA A-rated GMP certification means that each aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
Packaged in the us by a circle of relatives owned and operated company since 1968.