Blood Sugar & HbA1c Converter

Convert glucose between mg/dL and mmol/L, and HbA1c to estimated average glucose.

01 Glucose: mg/dL ⇄ mmol/L

mg/dL

mmol/L

When was it measured? Fasting 2 h after a meal Random

Converted

—

02 HbA1c → estimated average glucose

HbA1c %

Estimated average glucose (eAG)

—

In mmol/L: —
HbA1c (IFCC): —

Conversions use 1 mmol/L = 18.016 mg/dL, the ADAG formula (eAG = 28.7 × A1c − 46.7) and the IFCC formula. Ranges are the American Diabetes Association screening cut-offs for non-pregnant adults. A single reading cannot diagnose diabetes — talk to your doctor about your results.