Teeth Whitening Snow-white teeth, bright smile! A smile is the best first impression you make on others.
Whether you have white and shiny teeth has also become one of the criteria for measuring modern beauty. Not only women, men who pursue high quality of life also want whiter and healthier teeth.
Some people usually dare not laugh, because they are afraid to show their black and yellow teeth. However, many people have no confidence in their smile because their teeth are not white enough.
Why do teeth turn yellow? Exogenous yellow teeth: Because food pigments are attached to the teeth, it is yellow or gray; the pigments from smoking cigarettes, beverages, coffee, and tea are attached to the teeth and appear yellow-gray.
Endogenous yellow teeth: The teeth are affected by certain elements, and the pigment is not on the tooth surface but in the tooth tissue. There are two main types: fluorosis and tetracycline. Dental fluorosis is caused by living in areas with high levels of fluoride in drinking water before the age of seven.
The pigment is in the enamel on the surface of the teeth, in the form of yellow-brown plaques. In severe cases, there are uneven defects on the surface of the teeth. Generally, the maxillary incisors are most obvious, which seriously affects the appearance.
Tetracycline teeth are caused by taking tetracycline drugs before the age of seven. Tetracycline molecules can combine with calcium in the dental tissue to form a very stable chelate, which is deposited in the dental tissue to color the teeth. All teeth can be brownish-gray or brownish-yellow.
The domestic market for tooth whitening is in great demand, but so far, there has not been a tooth whitening product that can absolutely meet the needs of consumers. For domestic consumers, the protection of dental health is the most important!
However, there are many people who love beauty who strongly need to whiten their teeth. However, in the face of different ways of teeth whitening, such as whitening toothpaste, teeth cleaning, bleaching, etc., consumers often have no choice. Which one is more suitable for them and more effective? ?
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