What is the best teeth whitener by studies?

Crest 3DWhitestrips Vivid Plus

A study published in the journal Operative Dentistry found that Crest 3DWhitestrips Vivid Plus was the most effective over-the-counter teeth whitener. The study participants used the strips twice a day for two weeks, and their teeth were whitened by an average of six shades.

Opalescence Go

Opalescence Go is a professional-grade teeth whitener that is available over-the-counter. It contains a higher concentration of hydrogen peroxide than most over-the-counter whiteners, so it can produce more dramatic results. However, it can also cause more sensitivity.

KöR Whitening Deep Bleaching System

The KöR Whitening Deep Bleaching System is a professional-grade teeth whitener that is used in-office by dentists. It uses a combination of hydrogen peroxide and potassium nitrate to whiten teeth. The KöR system is more expensive than over-the-counter whiteners, but it can produce the most dramatic results.

Zoom! Whitening

Zoom! Whitening is a professional-grade teeth whitener that is used in-office by dentists. It uses a high-intensity light to activate the hydrogen peroxide gel, which helps to whiten teeth faster than over-the-counter whiteners. Zoom! Whitening is more expensive than over-the-counter whiteners, but it can produce dramatic results.

When choosing a teeth whitener, it is important to consider your individual needs and budget. If you are looking for a quick and easy way to whiten your teeth, over-the-counter whiteners are a good option. If you are looking for more dramatic results, professional-grade teeth whiteners are a better choice.