Which U.S. restaurant chain is currently halting use of lettuce from a supplier linked to a cyclosporiasis outbreak, according to the FDA?

According to the news, Taco Bell, owned by Yum Brands, will stop using lettuce from a supplier the U.S. Food and Drug Administration has linked to an ongoing cyclosporiasis outbreak.

How have foodborne illness outbreaks historically varied in their business impact across major U.S. restaurant chains?

The business impact of foodborne illness outbreaks has varied widely: McDonald's food safety issues in late 2024 affected the chain for only one quarter; Wendy's 2022 episode had no discernible impact; but Chipotle's 2015 outbreak and Jack in the Box's 1993 outbreak caused sharp, multi-quarter sales declines.

US Restaurant Chains Hit by Foodborne Illness Outbreaks

Jul 17, 2026

The FDA ordered Taco Bell to stop using lettuce from a supplier linked to a cyclosporiasis outbreak, while analysts note varying financial impacts of past food safety incidents across major U.S. restaurant chains.

reuters

2026-07-16

Taco Bell to Stop Using Lettuce Linked to Cyclosporiasis Outbreak

2026-07-17

US Restaurant Chains Hit by Foodborne Illness Outbreaks

2026-07-18

Taco Bell Lettuce Confirmed Source of Cyclospora Outbreak Across Five U.S. States

US Restaurant Chains Hit by Foodborne Illness Outbreaks

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