Gustatory imagination is your ability to simulate taste without food in your mouth. In research, it is studied with word or picture cues—participants see or think of a food and recall or imagine its taste while brain activity is monitored. Key regions include the prefrontal cortex and insular cortex; in one study about 78% of participants showed insular activation within roughly 400 milliseconds, and gustatory memory in the brain influences how taste is processed (top-down modulation).
It includes core taste dimensions (sweet, salty, bitter, sour, umami) and flavor expectation shaped by context and memory. Flavor perception integrates taste and smell, so taste imagery often overlaps with olfactory and texture imagery—which is why a multisensory profile is more useful than a single score.