Children’s teeth stains are mostly related to insufficient daily cleaning, pigmentation, dental fluorosis and other reasons, children need to pay attention to oral cleaning, eat less dark-colored food, away from the environment with high fluoride content. 1. Insufficient daily cleaning: children’s teeth stains can be considered daily cleaning is not enough or do not pay attention to oral cleaning, children brushing method is not right or brushing strength is not enough easy to leave tartar, the formation of tooth stains. It is suggested that parents should pay attention to children’s teeth cleaning and teach children the correct way to brush their teeth. 2. Pigmentation: Children’s teeth may be stained with their daily consumption of dark-colored food, such as chocolate, cola, etc., which over time leads to pigmentation deposited on the surface of the teeth, forming tooth stains. Parents are advised to let children eat less dark-colored food, and let them rinse and brush their teeth in time after eating dark-colored food, and also take them to teeth cleaning regularly. 3. Dental fluorosis: children with dental stains may suffer from dental fluorosis, especially those living in high fluoride areas are prone to dental fluorosis, it is recommended that these areas usually drink less tap water, choose bottled water or pure water, before the age of six, parents should not give children with fluoride toothpaste. If the fluorosis is more serious, you can use grinding method to remove the surface pigment. Parents do not know the way to get rid of children’s teeth stains, found that children’s teeth stains are deeper, can first take children to the dental hospital.