Karen Manning, 58, of Cincinnati, didn't know she was a supertaster.
WSJ: People Who Taste Too Much
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"It was the most disgusting taste I've ever experienced, " says Rachel Antenucci, a 22-year-old food science graduate student at Pennsylvania State University who was diagnosed as a supertaster this summer.
WSJ: People Who Taste Too Much
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And a study last year showed that supertasters were better able to fend off some bacterial sinus infections than people who have normal tasting abilities, perhaps because of a protective ability afforded by the supertaster gene.