Federal and state health investigators have identified shredded iceberg lettuce supplied by Taylor Farms to Taco Bell restaurants as a potential source of a widespread cyclosporiasis outbreak. The parasitic illness, which causes severe watery diarrhea and other gastrointestinal symptoms, has sickened thousands of people across 34 states since early May. While official confirmation is ongoing, traceback investigations by the Food and Drug Administration linked the lettuce served at Taco Bell locations in five states to a single supplier of iceberg lettuce in Mexico. In response to the findings, Taco Bell has voluntarily removed the potentially impacted lettuce from its supply chain in select states and is working to replace the ingredient nationwide within 24 hours. The Centers for Disease Control and Prevention has confirmed over 1,600 cases of the illness, though state-level reporting suggests the actual number of infections is significantly higher, with Michigan alone reporting more than 4,300 cases. Cyclosporiasis is caused by the microscopic parasite Cyclospora, which is typically transmitted through food or water contaminated with human feces. The parasite is notoriously difficult to detect, as it leaves no visible or olfactory signs of contamination on produce. Health officials continue to monitor the situation, noting that the outbreak is expected to persist through August. Consumers are encouraged to follow standard food safety practices, such as washing produce, though the nature of this parasite makes it particularly resilient. As the investigation proceeds, both Taco Bell and Taylor Farms face increased scrutiny regarding their supply chain safety protocols.
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Taylor Farms identified as source of cyclosporiasis outbreak linked to Taco Bell
Published July 17, 2026 at 2:13 AM UTC