| 摘要 |
PROBLEM TO BE SOLVED: To obtain a protease inhibitor aiming at the protease action on a skin, which is an external agent capable of exhibiting the protease-inhibiting activity on the skin. SOLUTION: This protease inhibitor is obtained by using the extract of 1 kind or >=2 kinds of plants selected from a group of plants belonging to the genus of Pistacia L., Lindera Thunb., and Sapium P. Br, as active ingredients. |
