The symptoms of kidney deficiency in children are slow growth, bedwetting, late tooth replacement and so on, as follows: a. Slow growth: children with kidney deficiency love to sweat when they move during the day, and love to sweat when they sleep at night, always sleep restlessly, tossing and turning, thus affecting the secretion of growth hormone, which affects height development over time. Second, love bedwetting: children who still wet the bed after the age of 3-4 is a manifestation of kidney deficiency, children with kidney deficiency can not hold urine. Third, late replacement of teeth: children to six years old milk teeth have not yet fallen off, or fallen off after the growth of permanent teeth uneven, teeth are particularly sparse, wide gaps, indicating that the child’s kidney qi deficiency. Other symptoms: Talking later than children of the same age, weakness, thinning and yellowing hair, lack of energy, fatigue, easy to fall down when walking, indicates that the child has insufficient kidney energy.