General Dosage
300-600mg standardized root extract daily
Maximum dose: 1200mg daily has been used in studies; standard therapeutic dose is 600mg
Stinging Nettle Root Dosage Guide
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Dosage Recommendations
General recommendation: 300-600mg standardized root extract daily
Timing: With meals, divided into 2 doses (morning and evening) • Take with food for best absorption.
Dosage by Condition
BPH symptom relief
600mg root extract daily in 2 divided dosesModerate
SHBG binding / free testosterone
300-600mg dailyEmerging
Combination with saw palmetto
120mg nettle root + 160mg saw palmetto (PRO 160/120)Moderate
| Condition | Recommended Dose | Evidence |
|---|---|---|
| BPH symptom relief | 600mg root extract daily in 2 divided doses | Moderate |
| SHBG binding / free testosterone | 300-600mg daily | Emerging |
| Combination with saw palmetto | 120mg nettle root + 160mg saw palmetto (PRO 160/120) | Moderate |
Upper limit: 1200mg daily has been used in studies; standard therapeutic dose is 600mg
Timing & Absorption
With meals, divided into 2 doses (morning and evening)
Best taken with food for optimal absorption.
References
- Safarinejad MR (2005). Urtica dioica for treatment of benign prostatic hyperplasia: a prospective, randomized, double-blind, placebo-controlled, crossover study. Journal of Herbal Pharmacotherapy. DOI PubMed
- Lopatkin N, Sivkov A, Walther C, et al. (2005). Long-term efficacy and safety of a combination of sabal and urtica extract for lower urinary tract symptoms — a placebo-controlled, double-blind, multicenter trial. World Journal of Urology. DOI PubMed
- Schottner M, Gansser D, Spiteller G (1997). Lignans from the roots of Urtica dioica and their metabolites bind to human sex hormone binding globulin (SHBG). Planta Medica. DOI PubMed