A1c Calculator

A1c Calculator

Convert between A1c and Estimated Average Glucose

Note: A1c (Hemoglobin A1c) reflects average blood glucose over 2-3 months. This calculator converts between A1c and estimated average glucose levels.

Conversion Type

Input Value

Converted Value
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Diabetes Control
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Risk Assessment
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Target Range
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A1c and Glucose Reference Ranges

Normal: A1c < 5.7%, Glucose < 100 mg/dL
Prediabetes: A1c 5.7-6.4%, Glucose 100-125 mg/dL
Diabetes: A1c ≥ 6.5%, Glucose ≥ 126 mg/dL
Formula: eAG = (A1c × 28.7) - 46.7 mg/dL

Clinical Recommendations

Enter value and click calculate to see recommendations.
Important: This calculator provides estimates based on the ADAG study formula. Individual variations may occur. Always consult healthcare professionals for diabetes management and interpretation of laboratory values.
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