What strength of whitening gel do dentists use?
The most widespread bleaching means in the professional field are represented by gel based on 38% hydrogen peroxide and gel based on 45% carbamide peroxide [24].
What is the most effective teeth whitening gel?
Hydrogen Peroxide Gel It is also largely considered to be the most effective bleaching agent since it immediately gets to work on penetrating the tooth enamel in order to break up and lift the microscopic molecules that cause staining and discoloration. The hydrogen peroxide gel is available in different strengths.
What whitening agent do dentists use?
The bleaching agent is either carbamide peroxide, which breaks down in the mouth to form hydrogen peroxide, or hydrogen peroxide itself. The bleaching gel typically contains between 10% and 44% carbamide peroxide, which is roughly equivalent to a 3% to 16% hydrogen peroxide concentration.
Is 35% carbamide peroxide too strong?
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.
Is 44 carbamide peroxide too strong?
Safety Information. The 44% carbamide peroxide whitening gel is a maximum strength concentration. It has greater potential for tooth sensitivity and/or gum irritation. You may experience some mild sensitivity to teeth and gums, which normally subsides a day after treatment.
Which is better hydrogen peroxide or carbamide peroxide?
Hydrogen peroxide alone is an effective whitening agent. Carbamide peroxide—also an effective whitening agent—contains hydrogen peroxide at a ratio of 1:3. Hydrogen peroxide breaks down faster than carbamide peroxide, so it releases most of its whitening power within 30–60 minutes.
How long should I leave 35 carbamide peroxide on my teeth?
Brush teeth before inserting tray. Lightly tap tray to adapt sides to teeth. Unless directed otherwise, wear Opalescence 10% for 8-10 hours or overnight, Opalescence 15% for 4-6 hours, Opalescence 20% for 2-4 hours, and Opalescence 35% for thirty minutes. Remove Excess gel with clean finger or soft toothbrush.
Is 35 carbamide peroxide safe to whiten teeth?