(1) Koei Chemical, which launched the first "treatment" containing hair repair ingredients in Japan after the war, is a hair care brand that focuses on hydrogen.
(2) Because it contains a high concentration of hydrogen, it prevents skin oxidation, prevents wrinkles and dullness, and promotes the hair growth effect of the scalp.
(3) A formulation containing vitamins, astaxanthin, and other beauty ingredients specialized in preventing skin rust to protect the skin, scalp, and hair, leading to a healthy state.