Primary Research · 2019

An investigation into the stress-relieving and pharmacological actions of an ashwagandha (Withania somnifera) extract

Salve J, Pate S, Debnath K, Langade D · Cureus, 2019

Key finding

8-week RCT (n=60) showed ashwagandha 250mg and 600mg daily significantly reduced perceived stress, serum cortisol, and improved sleep quality vs placebo, with greater effect at the higher dose.

About the supplement

Ashwagandha

Dose · mechanism · evidence grade · safety →

Read the paper

Open on PubMed

https://pubmed.ncbi.nlm.nih.gov/31728244/

Cited in 1 guide

Guide
Ashwagandha Guide 2026: Clinical Evidence Reviewed
Learn which ashwagandha extract actually matches the RCT evidence — KSM-66, Sensoril, or generic powder — and what cortisol, anxiety, and testosterone data show.

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