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Cigarettes In A McDonald's French Fry Carton
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May 10, 2025

Toxic Seed Oils Turn French Fries Toxic, Sadly

French fries are a beloved indulgence, but the toxic seed oils used to fry them can transform this treat into a health hazard. You may have seen this photo of cigarettes in a French fry cup before. It’s an AI-generated image. But it’s not just a made-up meme. It started circulating shortly after I was interviewed for this movie. During the interview, I made the rather shocking comparison between cigarettes and French fries. That comes from a study called: Toxic Lipid Oxidation Product (LOP) Generation in Culinary Frying Oils (CFOs) During High-Temperature Frying Practices: Passage into Fried Foods. In it,…

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