TeethIs the whiter the better?
Oral science
Teeth are the second in our face with a mouthful of bright white teeth.
It is the pursuit of many beauty lovers.
Do your teeth need to be whitened if they are a little yellow?
How to whiten teeth scientifically?
What color are healthy teeth?
The structure of the teethTeeth are divided into three layers: enamel, dentin, and pulp, and the color of the tooth is the color of the dentin that appears through the enamel.
The color of the teethThe color of the tooth is related to the degree of calcification of the enamel, the higher the degree of calcification, the more transparent the enamel, so a healthy tooth is a yellowish dentin through the enamel.
On the contrary, poorly calcified teeth are mostly white;White plaques can also form on the tooth surface of the tooth with early caries due to demineralization. Causes of yellowing and blackening of teeth
Endogenous. Formed during tooth development, such as tetracycline teeth.
Exogenous. There are a variety of bacteria on the surface of the teeth, which secrete many sticky substances, so that the tea scale, smoke stains, etc. in the daily diet are adsorbed on these sticky substances, and gradually make the teeth yellow or black. Ways to whiten your teeth
Many people want to whiten their teeth through whitening toothpaste, but the principle of whitening toothpaste is to use friction and chemical bleaching to reduce tooth coloration, and cannot correct all types of discoloration.
The scientific and effective whitening methods are as follows:
Teeth whitening,It is applied with a whitening agent and activator containing gum protection color to release the whitening factor, which can quickly reach the dentin through the enamel without damaging the tooth tissue.
Porcelain veneer,It is the use of porcelain restoration materials to bond and cover teeth with a small amount of defects or discoloration on the tooth surface to improve the shape or color of the tooth.
Porcelain veneers can be whitened and repaired for moderate to severe discolored teeth, which has the advantage of being natural and beautiful, and the disadvantage is that a small amount of tooth tissue needs to be removed, brittleness is large, and there is a possibility of porcelain collapse.
In short, if you want to whiten your teeth, you need to go to a regular dental institution to ask a professional doctor and use scientific and correct methods to make your teeth whiter!
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