Remineralization is a natural tooth repair process. Your body takes calcium and phosphate minerals from your saliva and deposits them in your enamel. Enamel is the protective outer layer of your ...

While treatments can help rebuild damaged enamel in the early stages, enamel cannot be replaced if it is lost. This article describes tooth enamel and its role in keeping your teeth healthy.

Tooth enamel, the hardest substance in the human body, may be at risk of gradual and permanent wear from chewing vegetables.

"Fluoride helps to remineralize and strengthen tooth enamel, making it more resistant to acid attacks from bacteria and sugars in the mouth," Heaton adds. "It also disrupts the activity of harmful ...