No.
IBOA has never been present in the FreeStyle Libre 3 sensors*1. Abbott removed IBOA from all FreeStyle Libre systems’ sensors in 20202. This includes the FreeStyle Libre 2, FreeStyle Libre 14 day, and the FreeStyle Libre Pro sensors.
*Not made with this skin allergen. IBOA not detected at test method limit of detection of 0.0016μg per device.
1 Data on File. Abbott Diabetes Care.
2 Seibold, A. Journal of Diabetes Science and Technology (2021). https://doi.org/10.1177/1932296820984763.