Nitric Boost Ultra

What the vendor page documents

Nitric Boost is a once-daily powder marketed to men for blood flow, erection quality, stamina and energy. The page says one scoop per day and lists the formula as "eight ingredients":

• Beet root powder (dietary nitrates)
• L-arginine
• L-citrulline DL-malate
• Niacin (vitamin B3)
• Horny goat weed
• Ginkgo biloba powder
• Dong quai
• D-aspartic acid

That is a complete name list, which is good to see. What is missing is the amount of each: there is no Supplement Facts table with milligrams, so the dose of every ingredient is unknown. For a nitric-oxide formula, dose is the whole game — the arginine and citrulline studies that the page borrows from use specific gram amounts that a scoop may or may not match.

Pricing is one jar at $69 plus shipping, three jars at $59 each ($177) and six jars at $49 each ($294) with free US shipping. The vendor states a 60-day, no-questions-asked money-back guarantee — even on used or unopened product — and describes a one-time purchase with no autoship. The page says the powder is vegan, dairy-free, GMP-certified, non-GMO and made in the USA, and it displays an average rating of 4.9.

What the page claims — and what it does not prove

The marketing includes a news-style section: "Breaking: Scientists Identify 'Manhood Molecule' That Controls Male Sexual Function", followed by a claim that erectile dysfunction is not caused by poor blood flow but by a deficiency in cGMP, that "the medical community has been getting it all wrong for the past decades", and that Viagra only "temporarily" blocks PDE5 while "47% of men report declining effectiveness".

That framing is misleading in several ways. cGMP and the nitric-oxide pathway are real and are exactly how PDE5 inhibitors work; the page's own cited references describe that standard biology. Presenting it as a new discovery that overturns mainstream medicine is a marketing device, not a finding, and the "47%" figure has no cited source. The page also implies that a supplement can do what a prescription drug does, which is not established for this formula.

The implied claims — firmer erections, more stamina, higher libido, more energy — are supported only by ingredient-level reasoning and a few short testimonials. There is no trial of Nitric Boost itself, no published dose, and no comparison with placebo. We record the "manhood molecule" section and the Viagra comparison as exaggerated-claims red flags.

What the ingredients are studied for

• Beet root powder provides dietary nitrates that the body converts to nitric oxide. It has modest evidence for exercise blood flow and blood pressure; the effect depends on the nitrate dose.
• L-arginine is a nitric-oxide precursor. Small trials suggest modest effects on mild erectile function at multi-gram doses, and it can interact with blood-pressure medicine.
• L-citrulline DL-malate raises arginine levels and is studied for exercise performance and mild erectile function. Again, dose-dependent.
• Niacin (vitamin B3) supports normal metabolism and blood-vessel function. In supplement doses it can cause flushing; it does not treat erectile dysfunction.
• Horny goat weed contains icariin, which inhibits PDE5 in laboratory studies. Human evidence from an oral supplement is limited, and it can interact with prescription ED drugs.
• Ginkgo biloba is studied for circulation and memory; evidence for sexual function is weak, and it affects bleeding risk.
• Dong quai is a traditional circulatory tonic. Clinical evidence for male sexual function is essentially absent.
• D-aspartic acid is marketed for testosterone, but human trials have produced inconsistent results, including no change in some well-controlled studies.

The honest summary: the formula is built on a real biological pathway, with ingredients that have modest or preliminary support at specific doses — and the product does not publish its doses.

Safety and who should be cautious

• Nitrates, blood-pressure drugs and ED medication: beet root, L-arginine and horny goat weed can lower blood pressure. Combining them with nitrates, alpha-blockers or PDE5 inhibitors can be dangerous. Ask a doctor first.
• Heart disease: erectile dysfunction can be an early warning sign of vascular disease. Do not treat persistent symptoms with a supplement instead of getting assessed.
• Bleeding and surgery: ginkgo and horny goat weed may affect clotting. Stop before surgery and check with a pharmacist if you take anticoagulants.
• Prostate and hormone-sensitive conditions: D-aspartic acid and herbal ingredients may affect hormones; men with prostate cancer should not take unlabelled hormonal products casually.
• Niacin flush: a common, harmless flushing reaction can be alarming if unexpected.
• Under-18s, pregnancy and breastfeeding: this product is for adult men and is not appropriate for these groups.

Who it may suit — and who it does not

Nitric Boost may suit an adult man with no cardiovascular disease who wants a nitric-oxide powder, prefers a drink to capsules, and values the 60-day refund. It is a poor fit for anyone taking nitrates or ED drugs, anyone with heart disease or uncontrolled blood pressure, anyone with prostate disease, and anyone who needs published doses before buying.

Our men's health category lists the products we track, including SpartaMax, Vigor X and Alpha Surge. The comparison tool only pairs products in the same category, and our men's health guide separates prostate, testosterone and performance products.

What to check before buying

1. Ask for the Supplement Facts panel with milligrams before ordering; the page does not show it.
2. Check the per-jar price: $49 is the six-jar rate; a single jar is $69 plus shipping.
3. Confirm the 60-day guarantee covers opened product and ask who pays return shipping.
4. Talk to a doctor if you take blood-pressure medicine, nitrates, ED drugs or blood thinners.

How the score treats this product

The score rewards the documented 60-day guarantee, the one-time purchase, the complete ingredient name list and the capture date. It does not award evidence points for unpublished doses or the absent product trial, and it records the "manhood molecule" news framing and the Viagra comparison as exaggerated-claims red flags. The vendor's 4.9 rating is shown as a labelled claim and is excluded from the score. The result reflects disclosure and commercial terms, not a medical judgment.

Sources

• Nitric Boost official page (captured 2026-11-08)
• National Institute of Diabetes and Digestive and Kidney Diseases — Erectile Dysfunction
• NCCIH — Erectile Dysfunction and Complementary Health Approaches
• MedlinePlus — L-Arginine
• MedlinePlus — Ginkgo

Editorial content by the ViaReviews Research Team, last reviewed 2026-11-08. Informational only, not medical advice.