Water may be key to understanding sweetness

(American Chemical Society) A cranberry, honey or a candy bar – which tastes the sweetest? These foods contain sugars that humans can perceive differently. A cranberry seems tart, whereas a candy bar can be excessively sweet, and honey is somewhere in the middle. Now, in a study in ACS' The Journal of Physical Chemistry Letters, researchers have shown that the perception of sweetness depends on molecular interactions between specific sugars and water in the saliva.

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