Remedy · herb
Stinging nettle
Also: Urtica dioica, nettle
A traditional hay-fever remedy whose main trial could not beat placebo.
Evidence by condition
Each grade reflects the research for Stinging nettle and that condition specifically.
- —Allergic rhinitis (hay fever)
In the main double-blind trial, placebo improved symptoms just as much as nettle (both on SNOT-22), and high dropout limits it — any specific benefit is unproven.
1 citation
- Efficacy of Supportive Therapy of Allergic Rhinitis by Stinging Nettle (Urtica dioica) root extract: a Randomized, Double-Blind, Placebo-Controlled, Clinical Trial Randomized trial 2017 · n=74 · Iranian Journal of Pharmaceutical Research · PMID 29844782
- Efficacy of Supportive Therapy of Allergic Rhinitis by Stinging Nettle (Urtica dioica) root extract: a Randomized, Double-Blind, Placebo-Controlled, Clinical Trial
Nettle is a popular traditional hay-fever remedy, but the best available trial found it no better than placebo — both groups improved similarly. Until larger studies show a real edge over placebo, its benefit is unproven.