Urtica dioica · Stinging Nettle · BPH Support · 5α-Reductase Inhibitor
300–600 mg · vegan · gluten-free · 60 caps
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Nettle root (Urtica dioica) is the root of the stinging nettle plant, a traditional European remedy for urinary complaints and joint pain. The root contains lignans (particularly secoisolariciresinol and enterolactone) and sterols that inhibit 5α-reductase and aromatase, modulate sex hormone-binding globulin (SHBG), and have anti-inflammatory effects in prostate tissue. Nettle leaf is a different product used for allergies and inflammation.
Nettle root works through multiple mechanisms: (1) lignans and sterols inhibit 5α-reductase, reducing DHT formation, (2) compounds in nettle root bind to SHBG, potentially increasing free testosterone levels, (3) anti-inflammatory effects in prostate tissue reduce swelling and improve urinary flow, (4) aromatase inhibition may reduce estrogen conversion. The net effect is reduced prostate enlargement and improved urinary symptoms in BPH, with potential benefits for androgenetic alopecia through DHT reduction.
Men with mild-to-moderate BPH symptoms seeking natural adjunctive support. Men with androgenetic alopecia interested in natural DHT inhibitors. Individuals with inflammatory joint conditions (nettle leaf is more commonly used for this).
People with nettle or plant allergies. Pregnant or breastfeeding women (may affect hormones). Those taking blood thinners, blood pressure medications, or diabetes medications — nettle may have additive effects. Do not use as a substitute for prescribed BPH medications without medical supervision.
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✓ Split into 2 doses with meals
✓ Split into 2 doses with meals
✓ Food reduces GI irritation
Nettle root works through multiple mechanisms: (1) lignans and sterols inhibit 5α-reductase, reducing DHT formation, (2) compounds in nettle root bind to SHBG, potentially increasing free testosterone levels, (3) anti-inflammatory effects in prostate tissue reduce swelling and improve urinary flow,
Each bar = one cited trial. Effect varies by methodology, dose, and population.
Representative cohort from published RCT data
Relative to baseline (100). Data from published clinical literature.
see study
→ Nettle root + saw palmetto combination improved IPSS scores and urinary flow in BPH patients over 48 weeks vs placebo
see study
→ Nettle root extract (600 mg/day) improved urinary flow rate and reduced residual urine volume in men with BPH over 6 months
see study
→ Small pilot study showed modest improvement in hair density in men with androgenetic alopecia using nettle root extract topically and orally
B · Moderate evidence for BPH symptom improvement, particularly in combination with saw palmetto. Limited evidence for standalone hair loss benefits. Effect sizes are modest compared to prescription medications.
A plain-English read of the literature behind this supplement. Not a clinical recommendation.
Key citations: See richResearch section for study filters and participant data. Evidence for Nettle Root summarised from peer-reviewed clinical literature.
How to use Nettle Root specifically for BPH — the right dose, timing, blood markers to track, and how to know if it is working.
A clinical evidence review of Nettle Root — RCT data, effect sizes, evidence grade, and what the numbers mean for your specific situation.
Everything you need to know about Nettle Root — mechanism, dose, safety, buying guide for India, and what the research actually says.
SacredBod's longer take on Nettle Root — context the structured blocks above don't capture.
Nettle root is the less famous cousin of saw palmetto in the natural BPH treatment category, but it has a legitimate evidence base that deserves attention. While saw palmetto dominates the market, nettle root has been studied in multiple European trials — often in combination with saw palmetto — and has shown consistent, modest benefits for urinary symptoms in benign prostatic hyperplasia. The mechanism is similar: lignans and sterols in nettle root inhibit 5α-reductase, reducing DHT formation that drives prostate enlargement. But nettle root has an additional mechanism — it contains compounds that bind to sex hormone-binding globulin (SHBG), potentially increasing free testosterone levels while still reducing DHT.
Lopatkin’s 2005 trial in World Journal of Urology is the most significant study. In a 48-week randomized trial, men with BPH receiving a combination of saw palmetto and nettle root showed significant improvements in International Prostate Symptom Score (IPSS), urinary flow rate, and quality of life compared to placebo. The combination was well tolerated and allowed some patients to reduce their use of prescription BPH medications. However, because this was a combination product, the specific contribution of nettle root cannot be isolated.
Standalone nettle root trials are fewer but supportive. Schneider’s 2004 study showed that 600 mg of nettle root extract daily improved urinary flow rate and reduced residual urine volume in men with BPH over 6 months. The effect was modest — not comparable to tamsulosin or finasteride — but real and sustained. For hair loss, the evidence is limited to small pilot studies showing modest improvements in hair density when nettle root is used both topically and orally.
The honest framing is that nettle root is a reasonable second-line option for BPH, particularly in combination with saw palmetto. It is weaker than prescription medications but has a better safety profile for long-term use. For hair loss, it is an adjunctive option at best — not a standalone solution for significant androgenetic alopecia. The SHBG-modulating effect is interesting but not well enough characterized to make nettle root a testosterone-boosting supplement.
Safety is generally good. Nettle root is well tolerated with minimal side effects — occasional mild stomach upset or allergic reactions in sensitive individuals. The main caution is the potential for additive effects with blood thinners, blood pressure medications, and diabetes drugs. Nettle may lower blood sugar and blood pressure slightly. People with nettle allergies should avoid it.
Practical guidance: For BPH, 300–600 mg of nettle root extract daily is the evidence-based dose. Look for products standardized to lignans or sterols. Take with food. Give it 3–6 months before judging benefits. Combine with saw palmetto (320 mg) and pumpkin seed oil (400 mg) for enhanced 5α-reductase inhibition. For hair loss, nettle root is an adjunct at best — do not rely on it as a primary therapy. In India, nettle root is less common than saw palmetto but available from some herbal supplement brands. Ensure you purchase root extract, not leaf extract.
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