| abstract |
PROBLEM TO BE SOLVED: To combine a melanin production inhibitor and / or an elastase activity inhibitor containing a plant-derived extract having high safety and no problems in terms of stability, odor and starch generation as an active ingredient It is an object of the present invention to provide a skin external preparation excellent in whitening action and skin beautifying action. The problem is solved by providing an external preparation for skin containing an extract of cyanobacteria. [Selection figure] None |