Can I take Copper and Vitamin c together?
Drug interaction guide
Originally published 14 Mar 2026
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Taking high doses of vitamin C at the same time as copper supplements may reduce the amount of copper your body absorbs. Over a long period, this could potentially lead to a copper deficiency.
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Why this happens
Vitamin C can change the chemical state of copper in the digestive tract, making it harder for the body to take it into the bloodstream. High levels of vitamin C may also compete with copper for transport into cells.
What you should do
Back to contentsIf you need to take both, try to take them at different times of the day (at least 2 hours apart). If you are only taking a standard multivitamin containing both, the doses are usually balanced and unlikely to cause a problem. Avoid taking more than 1,000mg of vitamin C daily if you are concerned about your copper levels.
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Using other medicines
Back to contentsTaking 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.
14 Mar 2026 | Originally published

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