Teeth Whitening Strips: How They Work and Are They Safe?

Teeth whitening strips are thin, flexible strips coated with a whitening gel that typically contains hydrogen peroxide or carbamide peroxide. They work by breaking down the surface stains that build up on teeth from food, drinks, smoking, or simply aging.

How Whitening Strips Work

Each strip is applied directly to the teeth and left in place for anywhere from 5 to 30 minutes, depending on the brand. With consistent use, most people start to notice visible results within a few days to a few weeks.

Benefits of Whitening Strips

• Easy to apply: peel and stick directly onto the teeth
• Noticeable results within one to two weeks of regular use
• Cost-effective compared to professional whitening treatments
• Generally safe when used as directed
• Portable and discreet enough to use at home or while traveling

Safety Considerations

Whitening strips are generally safe for most people when used correctly. However, overusing them, leaving them on longer than recommended or applying them too often, can lead to problems such as enamel erosion, increased tooth sensitivity, and gum irritation. Following the instructions on the packaging helps keep these risks low.

How Often to Use Them

Most kits recommend daily use for 7 to 14 days, with each application lasting between 10 and 30 minutes.

Who Should Avoid Whitening Strips

Because there isn’t enough safety research on the subject, whitening strips are generally not recommended during pregnancy.

How to Apply Whitening Strips

Brush your teeth gently beforehand, then apply the strips to clean, dry teeth. Follow the timing instructions on the packaging, and avoid eating or drinking for about 30 minutes afterward so the whitening effect isn’t disturbed.

If you’re considering whitening strips or want to know which option suits your teeth best, reach out to Dentavivo to arrange a consultation. We can talk through what’s likely to work well for your specific situation.