U.S. health authorities say lettuce served at Taco Bell locations is source of diarrhea-causing outbreak

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The outside of a fast-food restaurant is shown in a photo, with the logo Taco Bell.https://i.cbc.ca/ais/1eca1394-47e8-4e7a-8216-e5ccf5f71089,1784291580130/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C302%2C5793%2C3258%29%3BResize%3D%28620%29" title="A Taco Bell fast food restaurant is shown Tuesday, July 14, 2026, in Taylor, Mich." width="620" />

Federal health officials have identified lettuce from Mexico served by Taco Bell locations across five U.S. states as a source of the widespread outbreak of diarrhea-causing parasite cyclospora.

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