Articles by Center for Science in the Public Interest

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Lab Tests Find Carcinogen in Regular and Diet Coke and Pepsi
Center for Science in the Public Interest – TRANSCEND Media Service, 12 Mar 2012

New chemical analyses have found that Coca-Cola, Pepsi-Cola, Diet Coke, and Diet Pepsi contain high levels of 4-methylimidazole (4-MI), a known animal carcinogen. The carcinogen forms when ammonia or ammonia and sulfites are used to manufacture the “caramel coloring” that gives those sodas their distinctive brown colors, according to the Center for Science in the Public Interest, the nonprofit watchdog group that commissioned the tests.

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