date:Nov 20, 2018
ould teach people to associate specific tastes with specific colors. They created solutions that tasted bitter, sweet, sour or savory, and paired each one with a unique color, such as green for sweet or red for bitter.
We avoided preconceived color-taste pairings, such as yellow for sour or red for sweet, because we didn't want to bias our sample, said Higgins.
The researchers had participants taste the colored liquids over four different sessions, then gave the participants uncolored solution