what is normal a1c hemoglobin

The normal range for A1C hemoglobin levels is typically below 5.7%. Here’s a breakdown of A1C ranges and their meanings:

A1C Level (%) Interpretation

Below 5.7% Normal
5.7% - 6.4% Prediabetes
6.5% or above Diabetes

• Normal: Indicates healthy blood sugar control.
• Prediabetes: Suggests an increased risk of developing diabetes.
• Diabetes: Indicates diabetes, requiring medical management.

Regular A1C testing is recommended for individuals over 45 or those with risk factors like obesity or a family history of diabetes.