Shining Repair Conch uses [Elcalactone], a hair aging care ingredient It is concentrated and blended at the highest level in the industry. Many treatment agents contain nano-based water-soluble ones, but Shining Repair Conch contains another type of oil-soluble elcalactone to repair not only the inside of the hair but also the cuticle on the surface. In addition to elcalactone, we use hybrid keratin and platinum collagen that combine with platinum to provide high penetration and high durability. In addition, it is a luxurious hair reinforcement that contains plenty of nutrients necessary for hair, such as hyaluronic acid, lipidure, cystine, and arginine. This one bottle can handle all hairs.