For Curly Hair "Curly hair can use thicker moisturizing hair masks since it's naturally drier than straight hair types," says Marjan. "You'll want to use a mask with oils that are heavy enough ...

K18 Leave-In Molecular Repair Hair Mask Treatment. $29 at Amazon. Living Proof Triple Bond Complex Leave-In Treatment and Hair Mask. 2. Ask your doctor about prescription hair-growth treatments.