Synthetic sweeteners like sucralose, saccharin, and aspartame are under fire again. A recent study concluded, “Artificial sweeteners may contribute to the obesity and diabetes epidemics by altering bacteria in the gut,” says Lisa Lefferts, senior scientist at the Center for Science in the Public Interest. This disruption is believed to harm glucose metabolism, leading to glucose intolerance, an early marker of diabetes. “Cancer is also a concern,” Lefferts says.
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