The main causes of high alkaline phosphatase in children include the following: 1, caused by the normal bone metabolism of children, because children are at the stage of growth and development, the metabolism of bones is faster at this time, resulting in physiological high alkaline phosphatase, which does not need to be dealt with. 2, caused by children suffering from rickets, after children suffering from rickets will also cause high alkaline phosphatase, and the body’s The level of blood calcium and vitamin D will be correspondingly low, you can timely supplement vitamin D and calcium gluconate, etc.