Kim is now offering Keratin smoothing treatments. You may have heard about Keratin therapy, a hair straightening treatment that is gentle while removing the frizz and curl from your hair. The treatment does not leave your hair damaged and brittle -- instead, your hair will be smooth, soft and easy to style. No wonder women are raving about how keratin complex therapy has changed their beauty routines. No more struggling with their hair every morning with products and heated wands!