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Sunday, May 10, 2026

TikTokers are spreading a false claim that Costco chicken can cause cancer based on scientific misinformation - Business Insider India

  • TikTokers are spreading a false claim that Costco's $5 chicken can cause cancer.
  • TikTokers take issue with a common food additive sometimes confused with a substance used in X-rays.

TikTokers are spreading a false claim that Costco's famous rotisserie chicken — an item so popular the company's chief financial advisor once said he was willing to lose tens of millions to keep it at its $5 price — can cause cancer, based on scientific misinformation.

"What's really inside your Costco chicken?" food coach Jen Smiley (@wakeupandreadthelabels) asked TikTokers in an April 4 video with over 100,000 views, adding later, "you have chicken that may make you gain weight and have a carcinogen."

"It ain't worth the $5 #cancer," Bethany Ugarte captioned a similar September 4 video showing screenshots of studies without citations.

@wakeupandreadthelabels Your Costco Chicken May Have Cancer-Causing Substance #costco #rotisseriechicken #costcohaul #foodcoach #dietsdontwork #glutenfree #inflammation #groceryshopping #momsoftiktok #deli #chickensandwich #winnerwinnerchickendinner #chemical #carcinogen #tips #hottip original sound - Wake Up and Read The Labels

Costco chicken fears stem from the confusing nomenclature of one common food additive

Smiley and other TikTokers claim carrageenan, a natural additive used to thicken and preserve food, found in Costco chicken will lead to cancer.

Carrageenan is a natural substance found in seaweed. Dairy and dairy substitutes, deli meats,...



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