Costco Sued Over 'No Preservatives' Roast Chicken Ads
By Dorothy Atkins ( January 29, 2026, 9:58 PM EST) -- A pair of Golden State consumers have hit Washington-based Costco Wholesale Corp. with a proposed class action in California federal court, accusing the company of falsely advertising its popular $4.99 rotisserie chicken as preservative free despite containing two chemicals — sodium phosphate and carrageenan — which allegedly function like preservatives....
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