| abstract |
The present invention a kind of can be used to prevent or improves because of the puzzlement on the skin appearances such as the age increases, wrinkle caused by aging, microgroove, spot, relaxation to provide, can be used for maintaining simultaneously or the barrier function in hyperfunction skin and hyaluronic acid generate it is anti-aging use composition for external application as project, and by provide it is a kind of regarding aqueous medium as base and be used as containing one kind or two or more in L-AA, its derivative and their salt anti-aging made of active ingredient solve the above subject with composition for external application. |