Is 22% carbamide peroxide effective to whiten teeth?

Tooth whitening: Carbamide peroxide is very effective for whitening teeth.At 22% it can burn the gum tissue, a custom made bleaching tray will keep the solution off the gums to reduce tissue burning.

Yes: There are varying strengths available for whitening , some less concentrated and some more concentrated then 22%. The more concentrated, the quicker it will work but it may also cause some tooth sensitivity as well.

Yes: 22% is pretty strong. You want to be sure that you don't keep your bleaching trays in your mouth for more than 45 minutes, 30 minutes would be even better to avoid burning your gums.

Yes: Yes, 22% is very effective for lightening teeth, just follow your dentist's instructions in length of time of use.

Definitely, yes: Most dentists prefer to use 22 % carbamide peroxide for better and predictable whitening results.