excessive dry skin

sir my self ashutosh srivastava..my skin was excessive dry during all seasonal condition not only in winter as usual..because of this i even not using soaps for bathing purpose.and after bathing it will gives whitey appearance on whole body parts.due to this i am facing itchy condition during all time ...i have not taking any medication for this purpose i am 26 year old male..this condition persist for a long time because this problem have take a long time from my childhood ..some time it gives whitey and powdery appearance some time for relief i used to apply moisturizers on whole body parts but it not work because after vanishing its affect. the condition persists as usual.and i also feel urticaria like problem from two to three months as i am discuss previously ...food stuff usually consists of spicy food items as you prescribe me natrum mur 200 for urticaria problem as this also work to overcome from dry skinny condition or i will take some other medicine with combination of it please suggest me ..also provide me the preventive and dietary measures .....tanks you very much for your valuable reply and considering my problem...please suggest me i am waiting for you mail..tanks a lot sir once again....body weight-65kg.height-5foot8inches.