For most patients, the loss faded within weeks or months. But for a smaller group, taste never fully returned. Even years after infection, certain flavors remain muted or completely absent.

COVID is known to cause changes in taste, and they can linger even after other symptoms have resolved.

AURORA, Colo. (Jan. 29, 2026) – Scientists have identified molecular and structural changes in taste buds that may explain why a small subset of people experience long-term taste loss after COVID-19 ...

PHILADELPHIA (WPVI) -- If you've ever lost your taste or smell, whether due to COVID or not, some Philadelphia researchers want to hear from you. Monell Chemical Senses Center is conducting the ...

Some individuals have experienced a loss of taste long after a COVID-19 infection has subsided. Researchers from the Swedish University of Agricultural Sciences, Uppsala University and the University ...