Why is nitric oxide helpful? Many people take a nitric oxide supplement because it is a powerful metabolic signal and it tends to lower blood pressure, improve vascular tone and a whole variety of other important biological impacts. You don’t have to take a supplement for this, you can just do it with exercise. This is the Nitric Oxide Release Workout that I learned from Zach Bush, MD. Do 10 reps of each move below 3 times. Repeat the series 3-4 times a day. Each session only takes about 3 minut