← Front PageBusiness · The Washington PostFDA retracts test result but still links Taylor Farms lettuce to cyclosporiasisThe FDA reported that a laboratory finding of cyclospora contamination in shredded iceberg lettuce from Taylor Farms de Mexico was a false positive.AuthorNewsroom StaffSourceThe Washington PostPublishedMonday, July 20, 2026Time9:36 AM EDTDemocracy Dies in Darkness By Lena H. Sun The Food and Drug Administration said Sunday that a laboratory finding showing cyclospora contamination in a sample of shredded iceberg lettuce supplied by Taylor Farms de Mexico was a false positive. Comments Sign up Read Original at The Washington Post →