mmol/L to mg/dL Converter (and mg/dL to mmol/L)

mmol/L ↔ mg/dL Converter

Pick a molecule (or custom molar mass), then enter either side — the other updates instantly.

Live

🧬 Molecule

Changing the molecule updates molar mass automatically.

⚖️ Molar mass

g/mol

Editing switches Molecule to “Custom…”.

🧪 Molar concentration

Unit changes convert this field only.

🧪 Mass concentration

Unit changes convert this field only.

Conversion factor

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For mg/dL per mmol/L: M ÷ 10

Direction used

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Updates when you type in either side.

Quick summary

Enter a molar mass and a value to convert.

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