Does anyone know about using nitric oxide as a supplement for lowering blood pressure?

Not practical. Nitric oxide is an important mediator of something called endothelial function, that, among many responses, can induce dilation of blood vessels. Some foods and drugs and enhance Nitric Oxide production for good vascular health, but as a significant method to control blood pressure...Not so much.

Related Questions

Can I take nitric oxide with high blood pressure medicines?

Drops bp further. It is very possible that any supplement that acts on Nitric Oxide may further decrease your blood pressure and cause symptoms of lightheadedness and dizziness. Read more...
Of course, NO is a. vasodilator of smooth muscles, the type of muscle cells in the walls of all veins & arteries, including the arterioles, the smallest arteries just prior to all capillaries, body wide. Arterioles, under brain (+ local feedback) control determine BP (in combination with cardiac output), 24/7, called TPR vs. CO in medical jargon, both controlled by brain/emotions 24/7 via autonomic nervous system. Read more...