Oral health care for children should be started as early as possible and carried out in stages in order to prevent caries before it happens. 0-6 months Warm gauze to wash the mouth Oral health care is not only for teeth, it should start soon after birth. Before the child grows teeth, parents should gently wipe the mucous membrane and dental bed of the child’s mouth with gauze moistened with warm water after feeding or before going to bed, in order to remove the milk clot left in the mouth. This cleaning method can not only clean the mouth, but also promote the growth and development of the oral mucosa and jawbone of the child, and enhance the ability to resist disease. When parents wipe the baby’s mouth, they can also observe the changes in his oral condition and take him to the dentist if needed. In addition, it is best to stop feeding your baby when he falls asleep during this period, and do not let him sleep with his pacifier in his mouth. 6 to 12 months light salt water lightly rub the baby’s milk teeth around 6 months, the baby’s milk teeth began to grow out. At this time, parents should help their babies “brush their teeth”. Parents can wrap their fingers in sterile gauze and gently rub all sides of the teeth with light salt water. Baby teeth cleaning can not be carried out in accordance with the morning and evening twice, it is best to several times a day, every day the baby wake up in the morning and after the last meal at night to wipe his mouth, but also to wipe his newly grown teeth, at this time can also start to use a softer baby toothbrush, so that the baby adapt to the feeling of toothbrush. 1 to 2 years old white water brush big teeth baby one year old or so, grinding teeth grow out. At this time, you can use a child toothbrush to brush your baby’s teeth, but for the sake of your baby’s oral health, it is best to choose plain water. In addition, after the baby’s big teeth come in, you should start to pay attention to oral examination. The baby should go to the hospital for an oral examination within six months after the first tooth comes out. After two years old, all the baby’s upper and lower teeth will erupt. At this time, babies can use a small soft toothbrush to brush up and down along the gaps of their teeth. However, if the baby brushes his own teeth, parents must pay attention to remind the baby to pay attention to not to make the bristles hurt the oral mucosa and gums in the scrubbing. Instead of brushing teeth with salt water and plain water, babies can use toothpaste to brush their teeth at this time. Every morning when you wake up and every night before going to bed, brush your baby’s teeth with child toothpaste. To avoid accidental swallowing, the amount should be small, about the size of a soybean grain, and the child should be taught to rinse his or her mouth and try to spit it out. In order to avoid the baby from brushing the teeth by himself, parents should brush the teeth for the child once a night. In addition, in order to protect teeth and prevent tooth decay, parents should pay special attention to children’s diet, and should feed sugar-free drinks and liquid food, and should use clean water to help clean teeth after feeding medicine or other nutritional products.