If you've done any research into erectile dysfunction (ED) treatments and medications, you've probably encountered the term nitric oxide. Produced naturally in the body and vital to blood vessel health, nitric oxide is a vasodilator, meaning it increases blood flow and lowers blood pressure by relaxing the blood vessels.
But blood vessels aren't all it relaxes. It is also known to be the primary component in relaxing the smooth muscle of the penis, making nitric oxide a vital ingredient in the process of a man getting an erection.
Even though we know that the body makes nitric oxide naturally and ED drugs like sildenafil (Viagra) and others work just fine to release the necessary nitric