Everyone wants to have a Hollywood smile. Before white teeth is difficult to resist. It is, in fact, it looks very attractive.
But let us look at the issue in more detail. What and how is this done?
1. Chemical bleaching. For this type of bleach, hydrogen peroxide is used. It must be said that this procedure does not apply to sparing. Therefore, it can not carry out those who have sensitive teeth.
2. Ultrasound whitening. If once this type of bleach teeth whitening, they will remain so throughout their lives. During the procedure, the preparation is used with a low concentration of the active ingredient. In this connection, ultrasonic whitening suitable for people with sensitive teeth.
3. Laser whitening. Bleaching in this method is due to oxygen, which is released from the hydrogen peroxide or by laser. The procedure will help strengthen tooth enamel. The teeth will remain white somewhere around 7 years.
As you can see, there are many ways to make a snow-white teeth today. In any case, you need to consult a dentist, and then make a choice in favor of one or other procedure.Source: www.goods-eu.com