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.

Researchers identify a reduction in the PLCβ2 protein as the cause for long-term sweet, bitter, and umami taste loss in post-COVID patients.

Biopsies from people with persistent post-COVID-19 taste disturbance have revealed reduced expression of a key signalling ...

New sensory nutrition research reveals how bitter foods like dark chocolate may sharpen memory and attention through taste-triggered brain activation.

Flavoured drinks without sugar can be perceived as sweet – and now researchers know why. A new study from Karolinska Institutet in Sweden, published in the journal Nature Communications, reveals that ...

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 infection. The study, published ...

Taste and smell are so intimately connected that a whiff of well-loved foods evokes their taste without any conscious effort. Now, brain scans and machine learning have for the first time pinpointed ...