| abstract |
An object of the present invention is to obtain a whitening cosmetic that has a strong skin melanin production inhibitory action and has no safety problems such as skin irritation and skin sensitization. SOLUTION: A melanin production inhibitory effect due to c-kit expression inhibitory action is found in a white flower serpentine plant or an extract thereof, and is selected from an antioxidant, an anti-inflammatory agent, a polymer compound, and a polyhydric alcohol. By using together one or more of the above, the whitening effect is synergistically enhanced, and there are no problems such as skin irritation and skin sensitization, excellent whitening effect, and high safety. It was possible to provide. |