Can I take Black garlic and Vitamin c together?
Drug interaction guide
Originally published 25 Jan 2026
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There are no known harmful interactions between black garlic and vitamin C. In fact, they are often taken together because they both have antioxidant properties.
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Why this happens
Black garlic and vitamin C work through different pathways in the body and do not interfere with how the other is absorbed, broken down, or used. Black garlic is aged white garlic that contains high levels of S-allyl cysteine, while vitamin C (ascorbic acid) is a water-soluble vitamin. They do not compete for the same enzymes or transport systems.
What you should do
It is generally safe to take these two supplements together. However, always stick to the recommended dosages on the packaging. If you are scheduled for surgery, you should inform your doctor about the black garlic, as garlic supplements can sometimes thin the blood.
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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.
25 Jan 2026 | Originally published

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