🪴 Ashwagandha (Withania somnifera)
📝 Last reviewed: August 2026
In short: Ashwagandha (Withania somnifera) contains Withanolides and is traditionally used for stress & cortisol balance, sleep quality, strength recovery. Several RCTs show modest stress/anxiety reduction vs placebo; longer-term safety data limited. It is not a treatment for any condition — this page is general wellness information, not medical advice.
| Active compounds | Withanolides |
|---|---|
| Common uses | Stress & cortisol balance, Sleep quality, Strength recovery |
| Preparation | Root powder: 300-500 mg extract (standardised 2.5-5% withanolides) 1-2×/day, or 1 tsp powder in warm milk. |
| Safety dosage | 300-600 mg/day of standardised extract for 8-12 weeks; cycle with breaks. |
❓ Questions about Ashwagandha (Withania somnifera)
What is Ashwagandha (Withania somnifera) used for? It is traditionally used for stress & cortisol balance, sleep quality, strength recovery. Traditional use is not the same as proven treatment.
How is Ashwagandha (Withania somnifera) prepared? Root powder: 300-500 mg extract (standardised 2.5-5% withanolides) 1-2×/day, or 1 tsp powder in warm milk.
What is a safe dose of Ashwagandha (Withania somnifera)? 300-600 mg/day of standardised extract for 8-12 weeks; cycle with breaks.
What does the evidence say about Ashwagandha (Withania somnifera)? Several RCTs show modest stress/anxiety reduction vs placebo; longer-term safety data limited.
Who should avoid Ashwagandha (Withania somnifera)? Avoid in pregnancy (traditional abortifacient history) and while breastfeeding; caution with thyroid medication, sedatives and immunosuppressants; may lower blood pressure; rare liver reactions — stop if jaundice.
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