Is the teeth whitening device really useful?

Teeth whitening devices were once very popular and many people rushed to buy them. So are teeth whitening devices really as effective as they are said to be online? It is understood that the teeth whitening device actually uses cold light whitening technology to make teeth as white as before. Some netizens even gave very vivid examples online. A teeth whitening device is like you need to paint the wall. The painter will first wipe off the black stuff on the wall and then apply new one. This is called cold light whitening. But you think it's too expensive to hire a master, so you buy the tools and materials to do this operation yourself, which is what we call purchasing a teeth whitening device.

1 What harm does the whitening device do to teeth?

There are basically no side effects of teeth whitening devices, because cold light teeth whitening devices can restore teeth to their unstained white state. The main ingredient of whitening gel used for whitening teeth is hydrogen peroxide, which has been safely used for tooth discoloration for decades. During the whitening process, hydrophilic drugs are used and there is no contact with the gums, so no damage is caused to the tooth structure and enamel. After whitening teeth, they are also more lustrous than other similar products.

2 Side effects of teeth whitening devices

1. It uses cold light whitening method, which will damage the tooth surface. It will not only cause scratches on the tooth surface, but also make the teeth lose their smoothness.

2. The whitening process will cause damage to the teeth. If you have had porcelain teeth, it may also cause various symptoms such as porcelain chipping, discoloration of the restoration, and gingivitis.

3. It will also cause tooth allergy and make you feel uncomfortable for a while. The whitening effect usually only lasts for 1 to 2 years. It is not a permanent solution. After the effect disappears, the teeth will be uglier than before the treatment.

4. In dark light (such as in dance halls and KTV rooms), teeth will show a fluorescent effect.

5. It is easy to damage the gums and has some impact on the tooth structure, because cold light whitening teeth uses a whitening agent with high concentration of zinc oxide as the main body, which quickly produces redox effect on the teeth and causes chemical damage to the teeth. During the operation, the teeth will feel sore, and after the operation, dentin hypersensitivity (hot and cold reaction) is likely to occur, and the chance of tooth brittleness is relatively high.

3 The role of teeth whitening device

1. The teeth whitening effect is significant. Teeth whitening technology is to treat teeth with high-tech whitening materials on the teeth, and then irradiate them with cold light. The whitening effect can be determined according to the original base color of the teeth, and you will eventually have white teeth.

2. The teeth beautification effect lasts longer. After cold light whitening treatment, the teeth whitening effect usually lasts about two years, but it also varies slightly with personal eating habits and tooth structure.

3. Safe and convenient. Cold light teeth whitening technology is very safe and uses low-temperature cold light to avoid discomfort to the dental nerve during treatment. There is no pain, the hydrophilic drugs and the whitening process do not touch the gums at all, and will not cause any damage to the teeth and enamel.

4 Suitable for people: For exogenous tooth staining, such as staining caused by coffee, soy sauce, tea, etc., cold light whitening has the best effect; age-related yellow teeth, black teeth, gray teeth, mild to moderate tetracycline teeth, fluorosis, or discolored teeth caused by other factors, to increase the whiteness of teeth.