The reasons for tooth yellowing are as follows: first, people who often smoke, drink tea, drink coffee, or don’t like to brush their teeth, form tooth stains on the surface of their teeth and turn yellow;
another is tooth mineralization, such as tetracycline teeth, calcium fluoride plaque teeth, because it is the drug damage to enamel, this situation is the tooth surface is not shiny, yellow, gray and black.
nursing methods for whitening teeth:
give teeth regular & lt; Bath & quot;
the way of tooth beauty: tooth washing is to remove bacteria, calculus, pigment and other tartar on the tooth surface by mechanical or physical methods.
targeted: can remove contaminants from the surface of teeth. It has a good effect on mild tooth discoloration.
do whitening care for teeth
tooth beauty: now on the market launched a lot of household whitening products, such as tooth whitening suit, tooth paste, whitening liquid.
targeted: can solve tooth discoloration and yellowing caused by long-term drinking tea, coffee, red wine, or smoking.
daily method of tooth whitening:
1, dry the orange peel, grind it into powder, mix it with toothpaste and brush teeth, teeth will be white soon.
2. After brushing, rub each tooth with lemon juice.
3, home vinegar (mature vinegar, white vinegar can be, but not vinegar essence) in the mouth for 1 to 3 minutes, then spit out, brush your teeth. The effect is very good! But the teeth will feel very sour, numb (feeling will last about 2 minutes) can not be continuous, often do, about 2 months to do once, it’s good. Otherwise, it’s bad for teeth. When there’s an emergency, it can be used as a rescue method (for example, before going out on a date, it’s found that the teeth are yellow), and it can remove bad breath.