Educational reference, not medical advice. Talk to a clinician before changing what you take.Read more.

Research · Systematic review

Valerian for sleep: a systematic review and meta-analysis

What it found

May improve subjective sleep, but evidence is low-quality with publication bias.

Design
Systematic review
Year
2006
Sample size
1,093
Population
adults
Intervention
valerian
Outcome
sleep quality
Journal
American Journal of Medicine

Citation last checked 2026-06-21.