description Dried Valerian Root Overview
help Dried Valerian Root FAQ
What plant does dried valerian root come from?
It comes from Valeriana officinalis, a perennial plant native to Europe and Asia. Herbal preparations use the dried root and underground rhizomes rather than the flowers. [NIH fact sheet](https://ods.od.nih.gov/factsheets/Valerian-HealthProfessional/)
How far back does valerian's use for sleep go?
Valerian has been used medicinally since ancient Greece and Rome. The 2nd-century physician Galen is reported to have prescribed it for insomnia. [NIH fact sheet](https://ods.od.nih.gov/factsheets/Valerian-HealthProfessional/)
Does dried valerian root reliably treat insomnia?
The evidence is not strong enough to promise a reliable effect for everyone. The European Medicines Agency recognizes traditional use for mild nervous tension and sleep, while the NIH says the overall evidence remains insufficient. [NCCIH review](https://www.nccih.nih.gov/health/valerian)
What side effects can dried valerian root cause?
Reported effects include next-day tiredness, headache, dizziness, and stomach upset. Long-term safety is not well established, and people taking medicines should ask a clinician or pharmacist about possible interactions. [NCCIH review](https://www.nccih.nih.gov/health/valerian)
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