Estimated Average Glucose Calculator
Convert HbA1c values to estimated average glucose levels
HbA1c to EAG Conversion
What is EAG?
The Estimated Average Glucose (EAG) represents the average blood glucose level over the past 2-3 months, calculated from your HbA1c value. This helps translate the HbA1c percentage into more familiar glucose units.
Formula: EAG (mg/dL) = 28.7 × HbA1c (%) - 46.7
Conversion Details
HbA1c:
EAG (mg/dL):
EAG (mmol/L):
Formula Used:
28.7 × HbA1c - 46.7
Target Ranges
Normal (Non-diabetic):
70-100 mg/dL (3.9-5.6 mmol/L)
Prediabetes:
100-125 mg/dL (5.6-6.9 mmol/L)
Diabetes Target:
<154 mg/dL (<8.6 mmol/L)
Your EAG Status: