hi i have been having dandruff or dry scalp for about 5 years now and ive tried everything and cant get rid of it,,what should i do,,ive tried all the anti-dandruff shampoos,all the home cures and nothing helps,some stuff makes the dandruff go away for about a day then i try it again and its back,its like my scalp is becoming smarter and becoming immune to the stuff im trying,,what can i do to get rid of it forever,,,please help thank you,,,



p.s i live in dry weather southern california,im 21 male and dont use hair products