Sweeteners with no sugar can still make your body release insulin, which makes you store fat and crave carbs.

The study found that artificial sweeteners like sucralose can trick the body into releasing insulin, even when there's no sugar present — which matches part of the claim. But it didn't check if this leads to low blood sugar or cravings, so we can't say for sure about the rest.

The study found that even sugar-free sweeteners like sucralose can trick the body into releasing insulin just by tasting sweet, which matches part of the claim. But it didn’t check if this leads to low blood sugar or cravings, so we only know half the story.