Can I take Ashwagandha and Folic acid together?
Drug interaction guide
Originally published 25 Jan 2026
Meets Patient’s editorial guidelines
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There are no known significant interactions between ashwagandha and folic acid. It is generally considered safe to take these two supplements together.
It is generally safe to take ashwagandha and folic acid together as they are processed by different pathways in the body.
Ashwagandha is primarily metabolised by liver enzymes, while folic acid is a water-soluble vitamin that does not interfere with those specific processes. They do not have overlapping effects that would cause a safety concern.
How to take ashwagandha and folic acid safely
Always stick to the recommended daily dose.
If you are pregnant or have a specific medical condition such as an overactive thyroid or an autoimmune disease, you should consult your GP before starting ashwagandha.
Important precautions
Pregnancy
Do not use ashwagandha if you are pregnant, as there is evidence it may cause miscarriage.
Surgery
Stop taking ashwagandha at least 2 weeks before scheduled surgery. It can slow down the central nervous system and may dangerously increase the effect of anaesthesia and other medications used during and after the procedure.
Vitamin B12 deficiency (pernicious anaemia)
Folic acid must not be taken alone if you have a Vitamin B12 deficiency. It can improve your blood count while allowing underlying nerve damage from the B12 deficiency to continue undetected, potentially leading to permanent neurological damage.
Food and drink warnings
Alcohol
Ashwagandha may have sedative effects. Combining it with alcohol can increase drowsiness, sleepiness, and impaired coordination. It is best to avoid or strictly limit alcohol while taking this supplement.
Tea (caffeine/tannins)
Drinking large amounts of tea may interfere with the absorption of folic acid due to the presence of tannins and catechins. It is advisable to take your folic acid supplement at a different time of day than your tea.
Using other medicines
Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.
Disclaimer
This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.
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Article history
The information on this page is written and peer reviewed by qualified clinicians.
Article also available in English, German, Spanish, French, Italian, Portuguese, Hindi, Hebrew, Arabic, and Swedish.
25 Jan 2026 | Originally published
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