Research · Randomized controlled trial
Efficacy and Safety of Ashwagandha (Withania somnifera) Root Extract in Insomnia and Anxiety: A Double-blind, Randomized, Placebo-controlled Study
What it found
Ashwagandha shortened sleep onset latency and improved sleep efficiency, PSQI, and anxiety versus placebo.
- Design
- Randomized controlled trial
- Year
- 2019
- Sample size
- 60
- Population
- adults with insomnia and anxiety
- Intervention
- 300 mg ashwagandha root extract twice daily for 10 weeks vs placebo
- Outcome
- actigraphy sleep measures, PSQI, anxiety
- Journal
- Cureus
Citation last checked 2026-06-21.