There are many reasons for children’s eyebrows to fall off, some of which may be due to physiological reasons of metabolism, or pathological reasons such as nutritional deficiencies. 1. Physiological reasons: if the child’s eyebrows only occasionally fall off, is a normal metabolism, this situation does not need to be dealt with, after a period of time, the child’s eyebrows will grow back. 2. Pathological causes: In addition to normal metabolism can cause children’s eyebrows to fall off, if the child lacks nutrition or certain trace elements can also cause eyebrows to fall off. In this case, you need to go to the hospital for examination to find out which kind of microelement is lacking, and supplement according to the doctor’s instructions. There are many other reasons why children’s eyebrows fall off, it is recommended to go to the hospital for examination, to identify the cause of the standardized treatment.