Lutein is an important component of the macular region of the retina, so oral lutein has some auxiliary effect on the improvement of amblyopia. The following methods are usually used to treat amblyopia: 1) Removal of the cause, for example, children with congenital cataracts and strabismus usually need surgery to remove the cause. 2) Refractive correction, children with hyperopia, myopia and astigmatism need accurate optometry and glasses. 3) Optical medication, if the child has good vision in one eye and amblyopia in the other eye, atropine can be given. If the child has good vision in one eye and amblyopia in the other eye, atropine can be given to dilate the pupil to exercise the vision of the affected eye. In addition, it is recommended to reduce the use of cell phones and computers and to increase outdoor activities. A balanced diet with meat, eggs, milk and other foods, as well as fresh vegetables and fruits is recommended.