Lab CalculatorsEstimated Average Glucose April 10, 2022April 10, 2022 The Mislabeled Specimen Bookmark HBA1c%HBA1c CalculateReset Estimated Average Glucosemg/dlEstimated Average Glucose This calculator is used to determine the Estimated Average Glucose (eAG) from an HBA1c (%) result.Formula:The relationship between A1c and eAG is described by the formula eAG = 28.7 x A1c – 46.7 Related Share to Social: