Is chewing gum good or bad for your teeth? .. It Depends! Is chewing gum good or bad for your teeth? .. It Depends! Lisa Fruitman2020-10-21T17:19:57-04:00 Is chewing gum good or bad? It depends .. sugarless gum with XYLITOL can help prevent tooth decay & bad breath, but there's bad news too .. Is chewing gum good or bad for your teeth? .. It Depends!Lisa Fruitman2020-10-21T17:19:57-04:00