PURPOSE: A cosmetic composition containing a Viscum album var. extract, a Bambusae Caulis in Taeniam extract or glucuronic acid is provided which is low in irritation and has an effect on preventing skin aging and improving wrinkles. CONSTITUTION: The composition contains as a main component an expression accelerating component of heat impact protein capable of protecting a living body from stress of the harmful environment present inside or outside the living body, wherein the harmful environment is heat chock, reactive oxygen species or ultraviolet rays and the heat shock protein is HSP70Kda or HSC70Kda.
