‘What’s My Real Identity?’: As DNA Ancestry Sites Gather More Data, the Answer for Consumers Often Changes

May 22, 2019

(STAT News) – Kim’s story is not unique among the millions of people who have bought into consumer genetic testing for clues about their ancestry. Peter Cho, the head of design at a tech company, had roughly the same experience after submitting his saliva sample to 23andMe, yo-yoing from a shocking 58% Korean to 95%. Other customers have had less jarring changes, watching, for example, as small amounts of Spanish DNA have vanished to be replaced by genetic ties to Italy.

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