Blood Sugar Converter
Blood glucose is reported in mg/dL in some countries and mmol/L in others. This free converter switches between the two instantly and estimates HbA1c, so you can compare readings with confidence.
Open the Blood Sugar ConverterHow to use the Blood Sugar Converter
- 1Enter a glucose value.
- 2Choose the unit you entered (mg/dL or mmol/L).
- 3Read the converted value and estimated HbA1c.
How it is calculated
mmol/L = mg/dL ÷ 18.0182. Estimated average glucose and HbA1c are derived using standard ADAG conversion relationships. Always interpret values against your clinician's reference ranges.
How to read your result
| Result | What it means |
|---|---|
| Fasting 70–99 mg/dL (3.9–5.5 mmol/L) | Normal |
| Fasting 100–125 mg/dL (5.6–6.9 mmol/L) | Prediabetes range |
| Fasting ≥126 mg/dL (≥7.0 mmol/L) | Diabetes range |
Go beyond a single number
- Track your readings over time instead of one-off checks
- Get a 0–100 health score across 12 organs from your lab reports
- AI diet, exercise and Ayurvedic guidance for your whole family
FAQ
Blood Sugar Converter — FAQs
This calculator is for general information and education only and is not a substitute for professional medical advice, diagnosis, or treatment.