Some teeth whitening is a teeth whitening agent is white, one is in the hospital by a doctor coating on the teeth, coupled with measures to laser irradiation, and so does not look good after the removal of the tooth surface staining.
In another case, in the home which they used relatively low concentrations of some of the bleaching agent, this approach needs to do a trust, the agent on the inside, wearing a night.
Just talked about therapy are based on oral specialist hospital unit, and now there are some ads say, there are some white paste, then recommend their own business out to do at home without professional guidance through their own can be used. But this case is generally relatively narrow scope, it is impossible to get good treatment.
First, ask the doctor to determine what is suitable for use, whether in hospital or at home with the use of, or have some limited effect, was used under certain conditions. At least this person's teeth structure is normal, relatively How effective and rapid genetic yellow teeth whitening good shape, and the enamel more normal, but there are external staining, in which case the use of whitening effect is better.