That was a good write up but reading through your post I have a feeling that something is left out and this is what I think should be added.
HOW TO PREVENT GREY HAIR.
Lack of Vitamin B12 causes prematurely greying hair. You can have a good and healthy hair colour by consuming lots of poultry, eggs, cheese, milk and seafood.
But just so you should know, it is believed that grey hair symbolizes wisdom.
Good point!