Sleep / valerian
valerian
Evidence for sleep, scored from the published research.
sleep quality
promising79/100 Evidence ScoreConfidence: high2 studies1 RCT
Multiple human studies report a positive effect.
- 2 human studies (6,966 participants total)
- Studies point in broadly the same direction
References (2)
- Valerian Root in Treating Sleep Problems and Associated Disorders-A Systematic Review and Meta-Analysis.meta-analysis · Journal of evidence-based integrative medicine · 2020
- Standardized Extract of Valeriana officinalis Improves Overall Sleep Quality in Human Subjects with Sleep Complaints: A Randomized, Double-Blind, Placebo-Controlled, Clinical Study.randomized controlled trial (RCT) · Advances in therapy · 2024
sleep onset latency
reported, but evidence is limited41/100 Evidence ScoreConfidence: low2 studies1 RCT
There are positive reports, but the evidence in humans is still limited.
- 1 human study (16 participants total)
- Studies point in broadly the same direction
- Still unknown: few longer-duration studies
References (2)
- The sleep-enhancing effect of valerian inhalation and sleep-shortening effect of lemon inhalation.animal study · Chemical senses · 2006
- Critical evaluation of the effect of valerian extract on sleep structure and sleep quality.randomized controlled trial (RCT) · Pharmacopsychiatry · 2000
Evidence Scores are computed mechanically from the published research (PubMed / Semantic Scholar / OpenAlex): study design, participant numbers, and consistency across studies. An LLM is used only to extract study data, never to decide a score.
This is research-based information, not medical advice, and not a diagnosis. Consult a qualified professional about your own situation.