About this item

• DOUBLE STRENGTH L-ARGININE: NOW offers this non-GMO, double strength L-Arginine supplement in 1,000 mg tablets.
• NITRIC OXIDE PRECURSOR*: Arginine plays an important role in the dilation of blood vessels.*
• CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Kosher, Soy Free
• GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)