FDA: Taylor Farms iceberg lettuce sample produced a false positive for cyclospora

By: Sam Gauntt

Outlets: DC Bureau (States Newsroom)

Published: July 20, 2026

Words: 691

Last Updated: 1 month ago

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WASHINGTON — A top U.S. Food and Drug Administration official said Monday that a false positive report for the parasite cyclospora from a Taylor Farms iceberg lettuce sample does not change the basis for an ongoing agency investigation.

FDA had announced Sunday the false positive on a Taylor Farms lettuce sample, amid an outbreak of cyclosporiasis that has sickened more than 1,600 people.

But in a call with reporters Monday afternoon, acting FDA Commissioner Kyle Diamantas …

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