The 7 Worst Foods for your TeethNot everybody knows this, but the foods we eat are directly linked to our oral health. You probably already heard that sodas and sweets are bad for our teeth. But did you know that even some foods that are considered healthy can also be bad for them? That’s right. And in today’s video we will talk about this. For many people, a smile is like a business card, so we need to take care of our mouths: Brushing at least three times a day, flossing after meals and regularly visiting a dentist.