Convert blood sugar between mg/dL and mmol/L, see whether a fasting value is normal, prediabetes or diabetes, and use a quick conversion chart.
About this tool
Convert blood sugar between mg/dL and mmol/L.
How to use Blood Glucose Converter
- Choose mg/dL to mmol/L or the reverse.
- Enter your glucose reading.
- Read the converted value and fasting category.
Worked example
100 mg/dL equals 5.55 mmol/L, and 7.0 mmol/L equals 126 mg/dL, the fasting threshold for diabetes.
How do I convert mmol/L to mg/dL?
Multiply by 18 (18.016 exactly). To go from mg/dL to mmol/L, divide by 18.
Is the category valid after a meal?
No. The normal, prediabetes and diabetes bands shown apply to fasting glucose only.
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