Note: We're continuing to long-term test the top-performing kits from our tests—and any new offerings that become available—to see how they perform over time to keep this article up to date. When LED is added to a whitening kit, it accelerates the whitening process by speeding up the chemical reactions produced by whiteners like hydrogen peroxide. This whitened my teeth right back up and I was proud of my smile being back to normal and then some! And the adhesion created a “vacuum-sealed” effect that made them comfortable to wear for the full hour you’re supposed to keep them in place.

8 Best Teeth Whitening Products for 2023 - Healthline

Teeth whitening can be expensive, especially when it comes to teeth whitening pens—thanks to their powerful whitening in a convenient package. To help you narrow down the list of whitening kits that will meet your needs, we tested the best options on the market. Evaluation of the effectiveness in teeth whitening of a single session with 6% hydrogen peroxide Laser/LED system. You can use it twice a day, morning and night, to break down stains that embed in the enamel of your teeth.Jablow explains that if the product contained a higher level and was used without a mouthguard, it could cause side effects.

Teeth whitening - NHS

We provide two teeth whitening options at practices across the UK: in practice whitening applied by a dentist, and teeth whitening kits to use at home. While bleaching can cause tooth sensitivity, it is unlikely to happen with a whitening pen if you follow the recommended use. Examples of aggressive bleaching methods include power bleaching, where high concentrations of hydrogen peroxide (30 to 50%) are used to whiten teeth. If you’re using a teeth whitening pen for touch up, you can expect results almost immediately after the first use, but they won’t be as extreme as with other teeth whitening treatments.

I also asked the experts about their no-fail picks so you have the added comfort of knowing there are some dentist-approved solutions on this list. We want to make sure that your teeth are healthy, that you don't have any active decay, and that you don't have any active gum disease, gum loss, or bone loss," she says. Our affordable all-inclusive gender-neutral product is for those who may not have perfect teeth or a bright white smile, but who still want to do something different with their look and really own it. If you’re looking for whitening results, follow the same directions but wait 30 minutes before you eat or drink.

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You can use a teeth whitening pen as a full teeth whitening treatment, using a pen once to twice a day—or more, depending on the manufacturer’s instructions—for a week to see higher-level results. Avoid your gums: Our gums are sensitive, so don't apply the gel too close to the gum line to minimize irritation. Daytime activities such as eating, drinking, and constant salivation can reduce the effects of a teeth whitening pen and delay the results. Just brush the applicator onto each tooth one to two times a day, then wait one hour before eating or drinking.

That being said, Salim cautions that since it has a high concentration of hydrogen peroxide, it’s not ideal for people with sensitive teeth. Not only were these strips easy to apply, but we liked how they tasted refreshing (not plasticky) and also how they didn’t interfere with our conversations (yep, we could talk with these on! Most teeth whitening pens use a peroxide formulation—either hydrogen or carbamide—to break down stains.