It contains amino acids, ceramides, pelicea, and medeulactones, which are necessary for high-damage hair such as bleached hair, hair straightening, and straight perms, to repair damaged hair and beautifully express the color of hair color. In addition, it protects the hair from ultraviolet rays, and marjoram extract suppresses gray hair. "Phytosphingosine" It has the role of retaining moisture inside the hair and adhering the cuticle. Repairs damaged hair and keeps it supple. Phytosphingosine is one of the lipids present in the outermost layer of the skin and serves as the main component of the skin barrier. It is also said to be effective in anti-aging. "Mayonara Leaf Extract" (Marjoram Extract) Marjoram extract has the characteristic of effectively promoting the production of a protein called type 17 collagen, which is necessary for making hair, and is effective in preventing gray hair. Meadowform-δ-Lactone Coloring, perms, daily ironing and hair dryers, ultraviolet rays, etc... Hair is more likely to be damaged day by day. When the cuticle of the outermost layer of the hair is damaged due to these factors, the hair's ability to repel water is impaired, the combing passage becomes poor, and the hair strength decreases, resulting in a loss of elasticity and firmness. Meadowfoam-δ-lactone adheres to the hair and forms a chemical bond (amide bond) with the amino group of hair keratin when heated. This amide bond has stronger adsorption to the hair than hydrophobic interactions, and can be expected to enhance the hydrophobic environment of the hair.