A1C Calculator — Convert HbA1c to Average Blood Sugar

HbA1c (glycated hemoglobin) reflects your average blood sugar over the past 2-3 months. Use our free A1C calculator to convert your HbA1c percentage to estimated average glucose (eAG) and understand what your result means for your metabolic health and longevity.

A1C Calculator

Enter your HbA1c percentage to get your estimated average blood glucose (eAG) and an interpretation of your result.

mg/dL mmol/L