Doctor Reveals the Nitric Oxide Booster He Takes

Dr Brad Stanfield
Dr Brad StanfieldMar 14, 2026

Why It Matters

Understanding which nitric‑oxide strategies truly lower blood pressure helps consumers avoid ineffective supplements and guides clinicians toward evidence‑based, low‑cost dietary or prescription interventions that can reduce cardiovascular risk.

Key Takeaways

  • Nitric oxide declines with age, affecting heart, brain, muscles.
  • Prescription NO donors cause tolerance, limiting long‑term effectiveness.
  • Beetroot nitrate supplements reduce blood pressure comparable to meds.
  • Most beet supplements lack sufficient nitrate; juice needed for 300 mg dose.
  • Arugula offers high nitrate, low oxalate, ideal whole‑food booster.

Summary

The video examines how nitric‑oxide (NO) production wanes with age and why many consumers are drawn to over‑the‑counter “NO boosters.” The doctor explains that while prescription NO donors such as glyceryl trinitrate or isosorbide mononitrate provide rapid vasodilation, the body quickly builds tolerance because they bypass the natural NO synthesis pathway.

He reviews the most common supplement strategies. L‑arginine raises plasma levels but rarely improves performance; L‑citrulline converts more efficiently to L‑arginine yet shows only modest blood‑pressure benefits. By contrast, nitrate‑rich foods—particularly beetroot juice—activate a separate NO pathway and have consistently lowered systolic pressure by about eight points in clinical trials, matching many antihypertensive drugs. However, consumer‑grade beet products vary wildly in nitrate content, with most pills delivering far below the 300 mg threshold needed for effect.

The doctor cites a 2014 beetroot‑juice trial that cut blood pressure and improved arterial stiffness, a 2019 meta‑analysis noting a slight BP drop with ≥6 g daily L‑citrulline, and observational data linking tadalafil use to 30‑plus percent reductions in mortality, heart attacks, stroke and dementia—while warning that healthy‑user bias and lack of randomized trials limit causal claims.

He concludes that the safest, most reliable NO boost comes from whole foods low in oxalate, naming arugula as a top nitrate source, and stresses pairing dietary nitrate with regular exercise. Until robust RCTs emerge, clinicians should steer patients away from low‑dose supplement pills and toward proven dietary or prescription options.

Original Description

For weekly health research summaries and extra insights, sign up here 👉 https://drstanfield.com/pages/sign-up
💊MicroVitamin Standard Capsules: https://drstanfield.com/products/microvitamin
🩺 Get your personalized health roadmap (free): https://drstanfield.com/pages/roadmap
Timestamps:
00:00 Nitric Oxide and Prescription Medications
00:01:25 L-arginine and L-sertraline
02:59 Beetroot Juice and Nitrate Levels
05:14 Tadalafil and Nitric Oxide
08:09 The Nitric Oxide Booster I Take
Here are the links to the research papers referenced in the video:
Thumbnail by James Kelly
Video edited by Troy Young
Script by John Milliken
The links above are affiliate links, so I receive a small commission every time you use them to purchase a product. The content contained in this video, and its accompanying description, is not intended to replace viewers’ relationships with their own medical practitioner. Always speak with your doctor regarding the content of this channel, and especially before using any products, services, or devices discussed on this channel.

Comments

Want to join the conversation?

Loading comments...