British study suggests tooth whiteners may also prevent staining.
D006801:Humans; D013662:Tea / Q000009:adverse effects; D014075:Tooth Discoloration / Q000209:etiology / Q000517:prevention & control*; D014100:Toothpastes / Q000627:therapeutic use*; D014920:Wine / Q000009:adverse effects
D013662:Tea; D014100:Toothpastes