I use this Nioxin shampoo+conditioner. Prevents hair loss. I bought it at the salon I go to but you can find it online. For some reason its expensive online everywhere I can find it but its only $25/bottle at the salon. The bottles are huge, I've been using the same one for over a year.
http://www.amazon.com/exec/obidos/tg...s=hpc&n=507846
http://www.amazon.com/exec/obidos/tg...lance&n=507846
I was gonna make these affil links but i'm too lazy.
edit: I found these links.. they're a good deal