A1C ⇄ Blood Glucose Converter

Convert between A1C percentage and average blood glucose levels

Reference Ranges

Normal
A1C: Below 5.7%
Avg. Glucose: Below 117 mg/dL
Prediabetic
A1C: 5.7% - 6.4%
Avg. Glucose: 117 - 137 mg/dL
Diabetic
A1C: 6.5% or higher
Avg. Glucose: 138 mg/dL or higher