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Health Unit Converters

Convert blood glucose, HbA1c, cholesterol and temperature readings between the units used in different countries.

Nothing you enter leaves your device.

Results are estimates for general information only, not medical advice.

All health converters

Good to know

Frequently asked questions

Do these converters tell me whether a value is normal?

No. They only convert units. Ask your care team which targets apply to you.

Why do countries use different units?

Some countries report results as mass per volume (mg/dL) and others as amount of substance (mmol/L). Both measure the same thing.

Are these calculators medical advice?

No. They give estimates for general information, using the published formulas named on each page. For decisions about your health, talk to a doctor or another qualified professional.

Is anything I enter stored or sent?

No. Every calculator runs in your browser. Nothing you type is saved, sent to a server or used for advertising.

Can I use these calculators on a phone?

Yes. Every calculator works in a phone browser, with metric or imperial units where it applies, and with the number format of your language.