I have 3 questions q) 1 I am 33 years old. There is a lot of white hair coming in my beard. Tell what to do to reduce white hair and why white hair comes in beard. Q) 2 deficiency of which vitamin causes white beard hair? Q) 3 tell at what age the hair of a person turns white. Q) 1 ???? ???? 33 ??? ?? ???? ???? ????? ??? ?????? ?????? ??? ???? ??? ? ??? ??? ???? ??? ?? ???? ?? ??? ???? ??? ???? ?? ??? ???? ?? ???? ??? ????? ??? ??? ?? ????? q) 2 ??? ??????? ?? ??? ?? ????? ?? ??? ???? ??? ??? q) 3 ??? ???? ??? ????? ?? ??? ???? ???? ?? ???? l.