my baby boy face is fair but neck part is very dark pls suggest any how to Remove the dark

A. it is advisable not to worry about the skin colour of the child because you can improve it with proper diet according to the age of the child and gradually the skin of the child will have natural complexion according to the genetics. do not apply any type of baby productx with might cause skin blackening or darkening due to allergy meet your doctor for further advice regarding this and it is importantx to rule out nutritional deficiency as well as vitamin b12 deficiency