Apohgee is a good one, but know that protein treatments will not bring your hair back to the state it was in before the heat damage and eventually you'll have to cut/trim that hair.
Originally Posted by pprMACHEheart
+1

Henna can also help strengthen your hair, but as stated, hair beyond repair has to be cut off.
"The challenge is to be yourself in a world that is trying to make you like everybody else."
"...rationality is not necessary to sell things.."
My staples: Mane n Tail (cowash), Garnier Fructis Sleek n Shine (leave in condish), Grapeseed oil or shea butter (sealing), Organic Root Stimulator Elasticitea (leave-in condish & light hold)