Abstract

• Patch tests with patients' own cosmetics, cosmetic series type 17 and 18, and Hollister-Stier antigens were performed in 246 cases of suspected cosmetic contact dermatitis.
  The positive rates of patch tests with patients' own cosmetics, cosmetic series and Hollister-Stier antigens were 63.5% .56.8%. and 51.8% respectively.
  Cinamic alcohol, benzyl salicylate, jasmin abosolute, PPDA, ammoniated mercury, balsam of Peru were the most commonly identified antigens.
  Among the cosmetics, skin care products were dominant causes of the cosmetic contact dermatitis.
  The positive rate of foreign cosmetics was more than 1.4 fold higher than the domestic ones.