Dental Health Blog.

We use our teeth to smile, chew, talk, and laugh, but you most likely didn't know these facts about your teeth: #1 Sour can be just as bad as sweet.  Sugar isn’t the only dental villain that undermines healthy teeth. Acidic, low-pH foods -- sour candy, soft drinks, fruit juices -- soften teeth. The result: enamel erosion and diminished tooth size. “Citric acid is the worst acid for your teeth,” says Martha Keels, DDS, chief of pediatric dentistry at Duke’s Children’s Hospital