The cost of in-office tooth whitening varies, but can range from $500 to $1,000. Some dentists use techniques that can be done in a single 2-hour appointment (e.g. The most dramatic results - teeth generally get three to eight shades brighter - usually take several 30- to 60-minute in-office visits. Also, heat, light, or a combination of the two may be used to speed and intensify the whitening process. The bleaching solution is usually much stronger than at-home kits.

Teeth whitening done by your dentist can get teeth brighter faster. Bleaching will not whiten porcelain crowns or composite tooth-colored bondings. There are pros and cons to each option, but before you try at-home tooth-bleaching kits, be sure to talk to your dentist. Keeping the gel on longer will dehydrate the tooth and increase tooth sensitivity. However, the higher the percentage of peroxide in the whitening solution, the shorter it should be applied to the teeth. Generally, the longer you keep a stronger solution on your teeth, the whiter your teeth become. In-office systems contain from 15% to 43% peroxide. At-home systems contain from 3% to 20% peroxide (carbamide or hydrogen peroxides). Want a brighter smile? When it comes to tooth-whitening, you've got two options: in-office-based teeth bleaching, or at-home care.īoth tooth-whitening options use peroxide-based bleaching agents.

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