Why 6 month old baby has different complexion in different body parts?? Legs and buttocks are slightly dark....while face and chest are lighter....and hands are lighest in complexion

A. The products that you use on the body or the oil that you are using on the boil he can create dryness and that can look like discolouration on the skin so you can check with your doctor regarding that I would recommend you to visit a dermatologist for further assistance