Coenzyme Q10

Coenzyme Q10 is made by the body and helps cells produce energy.

By the Supplements UK editorial team. Last checked 9 October 2026. General information, not medical advice.

Short answer Coenzyme Q10 is made by the body and helps cells produce energy. It has no authorised health claim in Great Britain, and evidence for supplements is mixed.

Why people take it

For energy, for heart health, and by some people taking statins, which lower CoQ10 levels. Trials have not shown a consistent benefit.

Cautions

It can interact with warfarin and some blood pressure medicines. Ask a pharmacist.

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Questions people ask

What should I know about coenzyme Q10?

Coenzyme Q10 is made by the body and helps cells produce energy.

Can I take this with medication?

Ask a pharmacist or GP first; some supplements interact with medicines.

Do supplements replace a balanced diet?

No. They are meant to add to a varied diet, not stand in for one.

Sources

Checked 9 October 2026.