Best home teeth whitening 2022
The best home whitening method matches the stain, uses a suitable peroxide system, fits correctly, and follows dental assessment when needed.
The short answer
The best home whitening method matches the stain, uses a suitable peroxide system, fits correctly, and follows dental assessment when needed. A dentist-made tray can be tailored to the teeth, while retail products vary in fit and formulation.

What is the direct answer?
What does this question mean?
Tooth colour comes from enamel translucency, dentin beneath it, and stains deposited on or within the tooth. Whitening agents diffuse through enamel and dentin and chemically break down coloured molecules; they cannot recolour fillings, crowns, or veneers.
What can you do next?
Have stains and gum health checked before choosing a product, then follow its directions exactly and keep gel off the gums. Reduce staining exposures, clean between teeth, and stop if pain, ulceration, or marked sensitivity develops.
When should you seek dental care?
Seek care for a single dark tooth, pain, holes, gum disease, enamel defects, or staining that does not behave like ordinary surface discoloration. Cosmetic whitening should not delay diagnosis.
What should you ask the dentist?
Ask what type of stain you have, which home system suits it, how the tray fits, how sensitivity will be managed, and whether restorations will need separate colour planning.
Frequently asked questions
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