DHC is a cosmetics, supplements (health food), and language learning materials manufacturer and seller based in Minato-ku, Tokyo. Since its founding in 1972, it has developed many products, mainly health food, and is now known as one of the largest companies in the field with 493 handled items. In addition to the mail-order cosmetics business, DHC also manufactures and sells pharmaceuticals, deep sea water, apparel, and operates a hotel business.