4-MEI: What Is the Ingredient in Caramel Coloring That Is Bad?
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3 min read
According to the International Agency for Research on Cancer (IARC), the chemical 4-methylimidazole, or 4-MEI, is classified as a "possible human carcinogen". This byproduct is the ingredient in caramel coloring that is bad, but only forms during the manufacturing of specific types of caramel colors commonly used in soft drinks and processed foods.
