Dermal compositions containing coenzyme Q as the active ingredient

摘要

The present invention provides a composition for dermal application which comprises, as an active ingredient, an oxidized coenzyme Q represented by the formula (1): in which n represents an integer of 1 to 12, and/or a reduced coenzyme Q represented by the formula (2) : in which n represents an integer of 1 to 12, the total content of the oxidized coenzyme Q and reduced coenzyme Q being 0.01 to 99% by weight relative to the whole amount of the composition. The present invention also provides a therapeutic composition for skin diseases, a cosmetic composition, a skin health care composition and a bath salt composition, each comprising the above composition for dermal application. The present invention is further provides a method for the treatment of skin diseases which comprises applying, to a patient suffering from a skin disease, the above-mentioned therapeutic composition for skin diseases, or a method for the treatment of skin diseases which comprises applying, to a patient suffering from a skin disease, the above therapeutic agent for skin diseases other than the oxidized coenzyme Q represented by the formula (1) and other than the reduced coenzyme Q represented by the formula (2) in parallel with a therapeutic composition for skin diseases.