Why do my teeth hurt after white strips?

Many over-the-counter whitening products contain hydrogen peroxide as an active ingredient, which can cause sensitivity. In fact, some whitening products may even contain higher concentrations of peroxide, which can lead to greater sensitivity.

Is it normal for Crest whitening strips to hurt?

Some people may experience tooth sensitivity or gum discomfort when using this or other whitening products. If significant tooth sensitivity or gum discomfort develops, try using the strips every other day. If the problem persists, discontinue use.

How long does teeth sensitivity last after whitening strips?

Dentin hypersensitivity is common among those who frequently whiten their teeth. This condition causes heightened sensitivity in response to hot or cold beverages, eating sweets, and while brushing. Mild discomfort from whitening should be temporary and should last for no longer than 48 hours.

Should I brush after whitening strips?

It’s safe to brush and floss your teeth after using whitening strips. It won’t reduce the whitening effects of the treatment. Manufacturers recommend doing so gently. This will help you avoid gum irritation and discomfort.