Miracle fruit secret revealed

Berry sensitizes tongue's sweet sensors to acidic flavors

By Rachel Ehrenberg, 17:29 PM September 27, 2011

Scientists have finally explained how a little red berry makes just about anything, from the sourest lemon to the bitterest beer, taste as sweet as honey. A protein found in the fruit tickles the tongue’s sweet-sensing machinery, its effects intensifying in the presence of acidic flavors like citrus and carbonated drinks.

Researchers and foodies alike have long known the effects of the miracle fruit (a.k.a. Richadella dulcifica). At flavor-tripping parties, guests will pop a berry then che...

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