Hai Doctor Gud Evng.i Am Using Melacare Frm Past Two

Hai doctor gud evng.i am using melacare frm past two yrs.if i stop using this imy face is getting black.while using melacare my skin is comim in layers.byt i have gud result.even if i stop using this my fair skin must be like that what the precaitions have to be taken.is it gud if we still use melacare.i am twenty yrs old.i am getting ready to marry