What is the recommended dosage for Nitric Oxide Boosters?

Typical: L-arginine 3,000-6,000 mg + L-citrulline 1,000-3,000 mg/day

What are the side effects of Nitric Oxide Boosters?

Potential side effects include: Gastrointestinal discomfort, Hypotension at high doses, Headache, See individual component profiles for full side effects.

What are nitric oxide boosters and how may they support cardiovascular health?

Nitric oxide (NO) boosters are supplements that increase NO production or bioavailability, primarily through the L-arginine-NO pathway or the nitrate-nitrite-NO pathway. NO is critical for vasodilation, blood pressure regulation, and endothelial health. Common NO-boosting ingredients include L-arginine, L-citrulline, and dietary nitrates.

What forms of nitric oxide boosters have been studied?

The most studied NO-boosting supplements are L-citrulline (3–6 g/day), L-arginine (3–12 g/day), beetroot juice/extract (providing 300–600 mg nitrate), and pycnogenol (100–200 mg/day). L-citrulline is generally preferred over L-arginine due to better bioavailability and sustained NO production.

What are the potential side effects of nitric oxide boosters?

Common side effects include digestive discomfort, headache, and flushing. NO boosters may significantly enhance the blood pressure-lowering effects of antihypertensives and nitrate medications (including nitroglycerin and PDE5 inhibitors). This combination can cause dangerous hypotension. Always consult a healthcare provider if you take heart medications.

Nitric Oxide Boosters
Nitric Oxide Boosters

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Aussi connu sous le nom de: NO Boosters, Nitric Oxide Support, Endothelial Support, Neo40, Berkeley Life

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About

Nitric oxide booster supplements combine L-arginine and L-citrulline to provide both immediate and sustained nitric oxide production for vascular support. A 2022 study showed the combination improved flow-mediated dilation more than either amino acid alone. Most evidence is extrapolated from individual component trials.

How It Works

Combination providing both substrate (L-arginine) and sustained precursor (L-citrulline) for endothelial nitric oxide synthase (eNOS); NO activates soluble guanylate cyclase causing vasodilation; combined arginine + citrulline provides immediate + sustained NO production; often formulated with cofactors that recycle oxidized eNOS.

Side Effects

Gastrointestinal discomfort
Hypotension at high doses
Headache
See individual component profiles for full side effects

Drug & Supplement Interactions

See L-arginine and L-citrulline entries for comprehensive interaction profiles
PDE5 inhibitors (excessive vasodilation risk)
Nitrates (excessive vasodilation risk)
Antihypertensives (additive blood pressure lowering)

Informez toujours votre professionnel de santé de tous les compléments alimentaires que vous prenez.Informez toujours votre professionnel de santé de tous les compléments que vous prenez.

Related Ingredients

Beetroot Extract Cocoa Flavanols Olive Leaf Extract

En bref

Posologie: Typical: L-arginine 3,000-6,000 mg + L-citrulline 1,000-3,000 mg/day
Formes: capsule powder lozenge effervescent tablet
Sources naturelles: Beets, Watermelon, Arugula, Spinach, Dark chocolate, Pomegranate
Limite supérieure: Component-specific; see L-arginine and L-citrulline entries
Meilleur moment: On empty stomach; morning and/or pre-exercise

Avertissement FDA: Ces déclarations n'ont pas été évaluées par la Food and Drug Administration. Les produits et informations sur ce site ne sont pas destinés à diagnostiquer, traiter, guérir ou prévenir quelque maladie que ce soit. Les notes de preuve présentées sont basées sur notre analyse de la recherche publiée et évaluée par des pairs et ne constituent pas un avis médical. Consultez toujours votre professionnel de santé avant de commencer tout régime de compléments alimentaires.