What is the current scale of the cyclosporiasis outbreak linked to Taco Bell, according to the CDC?

As of the report, lab-confirmed cases linked to the recent cyclosporiasis outbreak have risen to 1,645 — an increase of more than 800 cases from the CDC’s prior update a week earlier; the outbreak began on May 1, is centered in Michigan, and has also affected Ohio and New York significantly, with 141 hospitalizations reported as of July 13 and no deaths; the CDC also noted over 5,100 additional cases requiring further analysis and confirmation.

What precautionary action has Taco Bell taken amid the health investigation?

Taco Bell has reportedly stopped serving some fresh ingredients — including lettuce — at certain restaurants as a precaution, according to a Washington Post report citing a person familiar with the matter.

Yum Shares Fall After Report US Health Authorities Investigating Taco Bell in Cyclosporiasis Outbreak

Jul 14, 2026

Yum Brands' shares dropped over 4% following reports that Taco Bell may be linked to a cyclosporiasis outbreak involving lettuce. The CDC reports over 1,600 confirmed cases across 34 states, prompting an ongoing investigation.

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Yum Shares Fall After Report US Health Authorities Investigating Taco Bell in Cyclosporiasis Outbreak

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