CASPASE 14 EXPRESSION INDUCER BY PLANT EXTRACT

摘要

PROBLEM TO BE SOLVED: To provide a caspase 14 expression inducer which can maintain moisture content in the skin and can cause the skin to be moist, and to provide an external preparation for skin containing the caspase 14 expression inducer.SOLUTION: The invention provides a caspase 14 expression inducer containing the pericarp extract from a specific plant selected from Rutaceae mandarin orange group and Kumquat group (Citrus unshiu, Citrus sinensis, Citrus X paradisi, Citrus aurantium, Citrus hassaku, Citrus reticulata, Citrus junos, Citrus limon, Fortunella japonica) as an active ingredient, and an external preparation for skin, a moisturizing agent, a humectant, etc. containing the caspase 14 expression inducer.