A1C Level Reference Guide

The A1C (glycated hemoglobin) test measures your average blood glucose levels over the past 2-3 months. This key diagnostic tool helps identify diabetes risk and monitor glucose control. Regular testing is essential for early detection and management of blood sugar abnormalities.

Normal Range (4.0% - 5.6%)

Normal A1C levels indicate good blood sugar control.

4.0%
4.1%
4.2%
4.3%
4.4%
4.5%
4.6%
4.7%
4.8%
4.9%
5.0%
5.1%
5.2%
5.3%
5.4%
5.5%
5.6%

Prediabetes Range (5.7% - 6.4%)

Prediabetic range - lifestyle changes are recommended.

5.7%
5.8%
5.9%
6.0%
6.1%
6.2%
6.3%
6.4%

Diabetes Range (6.5% - 9.9%)

Diabetic range - active blood sugar management is needed.

6.5%
6.6%
6.7%
6.8%
6.9%
7.0%
7.1%
7.2%
7.3%
7.4%
7.5%
7.6%
7.7%
7.8%
7.9%
8.0%
8.1%
8.2%
8.3%
8.4%
8.5%
8.6%
8.7%
8.8%
8.9%
9.0%
9.1%
9.2%
9.3%
9.4%
9.5%
9.6%
9.7%
9.8%
9.9%