Estimated average glucose from HbA1c
eAG ≈ 28.7×HbA1c − 46.7 — estimate may not match daily meters.
Pending a named Nera physician approval — educational content until review is recorded.
Educational only — not a diagnosis or a substitute for clinical advice. Never use to stop medication or decide treatment eligibility.
About this tool
What is it?
Educational conversion between HbA1c and estimated average glucose (eAG).
Who is it for?
People with an HbA1c result who want an approximate average-glucose view.
When not to use
Not a diabetes diagnosis and not a substitute for the lab report.
How to use
Enter the HbA1c value as on the report.
What the result means
The relationship is approximate per commonly published equations.
When to seek help
Interpret the result with your clinician in your clinical context.
Sources
- American Diabetes Association — eAG / A1C relationship (educational) (2024) — Open source
- PubMed — Nathan DM et al. translating A1C to eAG (2008) — Open source
FAQ
- Is this tool a diagnosis?
- No. eAG and HbA1c is educational preparation for a clinician discussion only.
- Are my health answers stored?
- Health inputs are not sent to ads. Only a general result band may be stored for measurement and conversion.
Related links
Health inputs are not sent to ad platforms. Only a general result band is stored for measurement and conversion.