Hello doctor. Im 34 years Day by day I'm loosing lot of hair. Tons of tons hair. I had nice shiny hair. And I have lots and lots of dandruff if I shake my head it's just falling down. It's all dry up too if I scratch it's all come out in my nails. I trying to use many shampoo sum time it goes and comes back. I used scalp dandruff shampoo. Head and shoulders. But no use. Due to that I'm loosing to many hair. And also lot of gray hair. I just wanted a better shampoo for my dandruff and for my hair growth. Pl help me.