Overview
Whitening can lighten many common stains on natural teeth. Existing crowns, fillings and veneers do not whiten in the same way.
When to arrange an examination
- General tooth darkening
- Food or drink staining
- Colour mismatch concerns
- Interest in a brighter smile
Symptoms can have several causes. An examination is needed before diagnosis or treatment advice.
Assessment and diagnostic needs
The dentist checks for cavities, gum problems, sensitivity and restorations before recommending whitening.
Typical treatment process
- 1
Examination
- 2
Shade and suitability discussion
- 3
Whitening option selection
- 4
Use according to instructions
- 5
Review if needed
Recovery and aftercare
Temporary sensitivity can occur. Follow product and dietary guidance and stop use if unexpected symptoms develop.
Important limitations
Results vary, are not permanent and cannot be guaranteed. Some stains respond poorly and restorations may need separate planning.
Frequently asked questions
Will whitening work on crowns?
No. Crowns and most tooth-coloured restorations do not lighten like natural enamel.
Is whitening suitable for sensitive teeth?
It may still be possible, but sensitivity should be assessed and the approach adjusted.