Having a mouthful of white teeth is extremely important to a person’s outward appearance, it can add to the person’s charm and confidence, and contribute to a successful career and a happy family. A mouthful of yellow teeth will make a person feel depressed and lack of confidence. So how to make yellow teeth become white and keep it for a long time? I believe this is a question that many beauty lovers are concerned about. To solve the problem of yellow teeth, you need to do the following: First, brush your teeth every morning and evening, and try to eat as little as possible to make teeth discoloration of food or drink. You can use whitening toothpaste, which can reduce yellowing and improve whiteness. Eat a lot of apples because there is a certain acid present in apples that can remove the yellowish dirt accumulated by bacteria on our teeth. Fourth, you can also rub the banana peel all over your teeth and keep it on for about 10 minutes. Then proceed to normal brushing. Long-term persistence, can make yellow teeth white. Fifth, you can research the orange peel into fine powder, every day when brushing teeth mixed into the toothpaste a little, not only can make the teeth white, full of fragrance, because the orange peel also has a strong antiseptic sterilization effect, long-term adherence to the effective solid teeth. Six, with baking soda and hydrogen peroxide toothpaste can help reduce yellowing of teeth. You can mix 1 tablespoon of baking soda with 2 tablespoons of hydrogen peroxide, you can make a burnt paste to use at home. Seven, use a whitening mouthwash because whitening mouthwashes contain substances such as hydrogen peroxide that can react with compounds that stain teeth. Eight, with a toothbrush dipped in some baking soda (edible alkali), according to the normal method of brushing, one to two times a week, each time for three minutes, both can make the teeth to keep bright and clean. These methods, can make teeth whitening, but need long-term persistence, can keep the white teeth.