9 Food Items to Avoid Like the Plague if You Want to Have Great Teeth

4. Red Wine

Red wine may be responsible for our teeth turning a little gray. While it is a drink that in many countries they don’t even eat certain types of food without drinking wine, the sad news is that red wine contains tannins that are also found in tea and coffee, thus similarly staining our teeth. Our advice is to drink wine, but you must know the limit.