FAQs

Frequently Asked Questions

Crest Whitestrips are also proven to be safe, as research demonstrated through extensive clinical trials. Whitestrips use the same enamel-safe ingredient, hydrogen peroxide, which many dentists use in their offices. In fact, Crest Whitestrips Whitening + Therapy also strengthen your enamel with a soothing serum. Crest Whitestrips can be an affordable way to get the same results you might get from a more expensive treatment. While Crest Whitestrips may initially cause gum discomfort or tooth sensitivity due to whitening, these effects are temporary and have no long-term adverse effects. If you’re experiencing sensitive teeth due to whitening, try waiting a few days before your next treatment.
Crest Whitestrips are perfectly safe, and are approved by dentists throughout the USA. Crest White Strips contain exactly the same whitening ingredients that the expensive cosmetic dentists use.
After Yes, after using Whitestrips, you can brush gently. Before Do NOT brush immediately BEFORE applying strips. To avoid gum irritation, allow for some time to pass after you have brushed your teeth to apply strips.
No, wearing for longer than directed can result in tooth sensitivity and/or gum discomfort. Limit use to 30 minutes once a day. We also do not recommend that you wear Whitestrips overnight or while sleeping.
Crest 3D White Whitestrips Professional Effects is worn for 30 minutes once a day for 20 days.
The whiteness of your teeth will vary over time depending on a number of factors, including if you smoke, how often you drink dark drinks such as red wine, tea, coffee or cola. Results can last up to 2 years with the Professional effects.
Under the law, patients must be aged 18 or over. Although the GDC makes an exception for whitening the teeth of under-18s when used 'wholly for the purpose of treating or preventing disease'.
It is perfectly normal to experience some tooth sensitivity when using whitestrips, particularly when using the products that require a longer wear time. Rest assured, however, that all Whitestrips in the 3D White range are enamel safe. Sensitivity typically subsides after a couple of days, but if sensitivity does persist, we recommend trying Gentle Routine which contains a lower concentration of hydrogen peroxide.
Crest Whitening Strips are far more cost-effective than whitening trays, in addition to being more comfortable and allowing you to whiten your teeth on to go. Whitening your teeth with teeth whitening strips is much less hassle, and cuts out the guess work because every strip contains the optimum amount of whitening gel required to brighten that smile.
Full results are typically seen following the completion of the full course of 20 whitening treatments, however many people start to see significant results halfway through the whitening treatment.