A new study surprised researchers when it found coffee can lead to good breath . Rosenberg -- who also created popular mouthwash Dentyl pH -- is now thinking about creating a mouthwash , toothpaste , or chewing gum based on coffee . The study in Tel Aviv , Israel , was meant to prove coffee leads to bad breath . But the results were a little surprising...
A new study surprised researchers when it found coffee can lead to good breath . The study in Tel Aviv , Israel , was meant to prove coffee leads to bad breath . But the results were a little surprising...