'Miracle fruit' turns sour things sweet.

(CNN) -- The small fruit has the color of a cranberry, the shape of an almond and tastes like a flavorless gummy.
The "miracle fruit" makes acidic foods, such as lemons and grapefruits, sweet and candy-like.

The "miracle fruit" makes acidic foods, such as lemons and grapefruits, sweet and candy-like.

But after chewing the fruit and rubbing the pulp against the tongue, the berry, known by a promising name -- "miracle fruit" or Synsepalum dulcificum -- releases a sweetening potency that alters the taste buds.

For about 15 to 30 minutes, everything sour is sweet.

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http://edition.cnn.com/2009/HEALTH/03/25/miracle.berries.weightloss/index.html