A thorough diagnosis is needed,based on the diagnosis if it is a hand able situation then can be treated with chemical peels and use of good body face wash and ointments . Its a time taking procedure but can be brought to healthy condition ,it might take around 3 to 6 months.and few changes in your diet can bring good and early result.As an anaesthetic Doctor i can help you out .Put queries for more doubts
Next Steps
please check with dandruff in your hair