Why doesn’t the FreeStyle Libre system need calibrating?
Unlike other sensor-based glucose monitoring systems that are currently available, the FreeStyle Libre Sensor is factory calibrated and requires no finger prick calibrations during the 14-day wear period.223 FreeStyle Libre system is a factory calibrated Sensor that has been proven to safely and successfully replace SMBG and deliver important clinical benefit.4,28,231 Specific details about our calibration process are proprietary.