| abstract |
[PROBLEMS] To increase the amount of hyaluronic acid in the epidermis and to promote the production of hyaluronic acid in the stratum corneum, and to prevent the occurrence of rough skin and wrinkles. It is an object of the present invention to provide a hyaluronic acid production promoter used as an excellent skin external preparation, cosmetic, quasi-drug, rough skin improving agent, and wrinkle improving agent. The hyaluronic acid production promoter contains at least one asparagus extract or butcher bloom extract. [Selection figure] None |