The complaint was filed on January 22, 2026, in the U.S. District Court for the Southern District of California.

As proof, the complaint includes a photo of an in-store advertisement for Costco’s Kirkland Signature Seasoned Rotisserie ...

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Costco has posted signs it rotisserie chickens were free of preservatives. A class-action lawsuit claims otherwise.

The Issaquah-based chain of big-box stores is caught in legal crosshairs for marketing its Kirkland Signature Seasoned ...

Two women in Southern California said in a lawsuit that Costco used false advertising by labeling its rotisserie chicken as ...

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The lawsuit, brought by two women in California, alleges that the Kirkland Signature Seasoned Rotisserie Chickens sold at ...

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A proposed class-action lawsuit claims Costco was misleading customers and engaging in false advertising when it described the chicken as having no preservatives.