Can You Take Ashwagandha Every Day? Safety, Breaks and Warning Signs
Yes, most research gave ashwagandha every day, usually 300–600 mg of root extract for 8–12 weeks, and it was generally well tolerated. Safety beyond about three months isn't well studied. Many people take a break after two to three months. Stop and see a doctor if you notice yellow skin or eyes, dark urine, or unusual tiredness.
Ashwagandha is usually taken daily, and that's how it was studied. The real question isn't whether you can take ashwagandha every day, but for how long, and what to watch for along the way.
What the research used
Clinical trials of ashwagandha root extract typically gave:
- 300–600 mg per day, often split into two doses
- Every day for 6–12 weeks
- Standardized extracts, most commonly root-only
Within these limits, side effects were usually mild: drowsiness, stomach upset and loose stools.
What we don't know
Very few studies have followed people for longer than about three months. That doesn't mean longer use is harmful; it means the safety data are thin. The NIH describes ashwagandha as possibly safe for short-term use, with less certainty beyond that.
Should you take breaks?
There's no clinical trial comparing continuous use with cycling. Still, many clinicians suggest a practical pattern:
- Take it daily for 8–12 weeks.
- Pause for 2–4 weeks.
- Reassess. If stress or sleep improved and stays better off it, you may not need to restart.
This keeps your use close to what's been studied and gives you a chance to judge whether it's actually helping.
Warning signs: when to stop
The most important rare risk is liver injury. NIH's LiverTox database documents cases linked to ashwagandha, usually appearing within the first few months. Stop taking it and contact a doctor if you notice:
- Yellowing of the skin or eyes (jaundice)
- Dark urine or pale stools
- Itching all over
- Unusual fatigue, nausea or pain in the upper right abdomen
Who shouldn't take it daily
- Pregnant or breastfeeding people
- People with hyperthyroidism or who take thyroid medication
- People with autoimmune diseases such as lupus or rheumatoid arthritis
- People with hormone-sensitive prostate cancer
- Anyone scheduled for surgery: stop about two weeks before, since it may add to sedation
Ashwagandha may also interact with sedatives, immunosuppressants, and medicines for diabetes, blood pressure and thyroid disease. Check with your pharmacist or use our interaction checker as a starting point.
The bottom line
Taking ashwagandha every day is how it was studied, and short-term daily use at 300–600 mg is generally well tolerated. Because long-term safety isn't established, consider a break after two to three months, and stop immediately if you see signs of liver problems. Our ashwagandha guide covers its evidence and dosing in more detail.
Frequently asked questions
How long can you take ashwagandha safely?
Most studies lasted up to about 12 weeks. A few ran longer, but long-term safety data are limited, so periodic breaks and check-ins with your doctor are sensible.
Should I take ashwagandha in the morning or at night?
Either works. Because it can cause drowsiness in some people, many take it in the evening. Some trials split the dose between morning and evening.
Can ashwagandha affect the thyroid?
Yes. It may raise thyroid hormone levels, which matters if you have a thyroid condition or take thyroid medication.
Sources
This page is for education and is not a substitute for advice from your doctor. Read our medical disclaimer.