The U.S. Food and Drug Administration [Public domain] via Wikimedia CommonsRecent findings about the effects that calorie-free sweeteners can have on metabolism may leave a bad taste in the mouths of some consumers. Eran Segal and Eran Elinav (Weizmann Institute of Science, Rehovot, Israel) found that artificial sweeteners can induce glucose intolerance by altering intestinal microbial communities. The conclusion is based on results from multiple experiments in mice and is supported by limited data from human consumers of the sweeteners.
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