It is very important for children with precocious puberty to eat a reasonable diet, especially pay attention to eat less fat and sweets, avoid or try to eat less food that may be high in hormone content, such as ripening feed chickens, pigeons, quail, fish raised in ponds, and fruits in the opposite season, etc. Avoid consuming supplements such as bovine colostrum, royal jelly, placenta health products, chicken embryo products, and kidney tonic medicines for adults, and avoid contact with cosmetics containing male hormones, and avoiding the accidental ingestion of contraceptive pills. Avoid eating more vegetables and fruits, and protein-rich diet, such as milk, lean meat, fish and shrimp. It has been proved that regular exercise on precocious puberty children height increase has a promotional effect, parents should encourage children to participate in sports, especially can promote the growth of height sports, mainly lower limb sports, such as swimming, jumping rope, running, jumping high, climbing stairs and kicking shuttlecock, etc., every day should adhere to the exercise 20 ~ 30 minutes, can be divided into several times. Adequate sleep, the pituitary gland secretes growth hormone peak at night, should ensure that children have enough sleep time, generally not less than 9 hours. Avoid excessive exposure to ultraviolet radiation in summer, sunshine can help children grow and develop, but ultraviolet light may promote sexual development, so avoid excessive exposure to ultraviolet radiation in summer, so the south of the long hours of sunshine than the north of the development of some of the early, spring and summer than the autumn and winter are prone to develop faster. Maintain a smooth bowel movement, which helps to discharge the hormones and toxins contained in the ingested food, and develop the habit of regular defecation every day. If the bowel movement is dry and knotty, you can consume more vegetables and fruits that contain more fiber, etc., and in addition, drink more water and proper exercise, which will help to the bowel movement to a certain extent. Precocious puberty children should not blindly supplement calcium, only when the diet of calcium, the child grows faster, bone density test suggests that the bone mineral content is low, only under the guidance of a doctor to supplement calcium.