Is there a vitamin, food, suppliment, something to put on the hair and scalp, etc that will help the hair grow strong and fast?

Thanks

You might find something on the following link and subsequent sites listed there that will be helpful to you. I hope that you do.

hair supplement growth - Google Search

Lots of coconut .use it in any way
Eat or use oil in food

Apply its oil massage to hair


Coconut contains cytokinine kind protein that enhances cell division and growth.

Pumbkin and almonds can also helpm in some quantities.