Footnote
a Chewing gum increases salivation, which helps to neutralize acid in plaque on teeth, contributing to oral health. Dentists recommend that as further protection against tooth decay, sugar-free gum be used for this purpose.
a Chewing gum increases salivation, which helps to neutralize acid in plaque on teeth, contributing to oral health. Dentists recommend that as further protection against tooth decay, sugar-free gum be used for this purpose.