WHATS A GOOD PRODUCT THAT CAN HELP WITH HAIR BREAKAGE?

I HAVE AFRICAN AM. HAIR AND ITS RELAXED AND IM GROWING IT OUT. I AM GOING NATURAL FOR KNOW ON. I NOTICED MY HAIR BEEN BREAKING OFF KINDA THEN IT USUALLY DO ITS NOT GOOD. ANYWAY I WAS HOPING IF YOU ANYONE KNOW A GOOD PRODUCT I CAN BUY THAT CAN HLP WITH THIS PROBLEM THE BREAKAGE... THX SO SO SO MUCHS