Are Artificial Sweeteners Really Harmless?

For years scientists have believed that aspartame and other so-called nonnutritive sweeteners had no effect on the human body. But new research published this month finds that these sugar substitutes can change your gut microbiome in a way that can influence blood sugar levels.

Gut Reaction?

Several years ago, a team led by Eran Elinav, MD, PhD, an immunologist and microbiome researcher at the Weizmann Institute of Science in Israel, found that sugar substitutes affect the microbiome of mice in ways that could affect their blood sugar.

They have now confirmed in a randomized controlled trial with 120 healthy adults.

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