Conclusion: Carbamide peroxide in 16% and 35% concentration are effective and safe for bleaching discoloured vital teeth, however, 35% concentration gave significantly more lightening effect without additional side effects compared to 16% concentration.
How long does 16% carbamide peroxide take to whiten teeth?
You should start seeing results from a whitening gel tray in about a week, with maximum results seen in 2 to 4 weeks' time. The amount of whitening you see will vary based on the strength of the peroxide used and length of time worn.Jan 26, 2021
What is the strongest hydrogen peroxide for teeth whitening?
Most whiteners you get from CVS or that we use in-office only contain about 10% carbamide peroxide. The American Dental Association gives a thumbs up to whiteners with up to 10% peroxide concentrations. Any higher than 10%, and you're at-risk for destroying your precious enamel.
What percentage of hydrogen peroxide is best for teeth whitening?
The American Dental Association gives a thumbs up to whiteners with up to 10% peroxide concentrations. Any higher than 10%, and you're at-risk for destroying your precious enamel.
How much hydrogen peroxide should you use to whiten teeth?
Mix equal amounts hydrogen peroxide with water, such as 1/2 cup to 1/2 cup. Swish this mixture around your mouth for about 30 seconds to 1 minute. Stop and spit out the solution if it's hurting your mouth and try not to swallow any of the mixture.
What is the best percentage for teeth whitening gel?
The concentration is the percentage of the gel that is composed of the tooth whitening agent (HP or CP). The gel concentration can range from as little as 6% to as much as 44% (HP or CP); however no more than 22% carbamide peroxide is recommended for at home use.Apr 24, 2015
How much gel do you use for teeth whitening?
Place a SMALL drop of tooth whitening gel half way up on the inner front surface of tray (in the front of each tooth in the tray). Do not spread the bleach around. Recap the syringe for next treatment until empty. The average treatment per arch requires approximately 0.5ml of whitening gel.
Can I use 16% carbamide peroxide overnight?
16% Carbamide Peroxide (5.7% Hydrogen Peroxide) = use 1 x 90 minutes/day to overnight, while sleeping, if no sensitivity arises. Conduct your whitening session once per day until desired level of whitening is attained.