my six year old is developing dark dry skin on her feet, what I can do to her to clear that and get glowing skin

A. Nmfe Vitamin E cream you can apply every day I would like to tell you go to excessive dryness in the skin sometimes you can feel the skin is turning dark so once you start applying proper clean things are going to be better the screen is going to be better then you will see it is not that that this is the normal colour it is