| 摘要 |
PURPOSE:To provide a whitening cosmetic compodition capable of eliminating or preventing melanization or pigmentation due to skin exposure to ultraviolet radiation by its application on the skin. CONSTITUTION:The composition containing, as active ingredient, solubles in organic solvents, lower alcohols or mixtures thereof each with intermediate polarity, among the extract components from the plants belonging to Liliaceae. The amount of the active ingredient to be formulated, depending on e.g. the type of pharmaceutical preparation or the extent of melanogenesis-suppressive effect to be hoped, is normally pref. 0.001-1.0wt.% or so (esp. 0.01-0.5wt.%). Besides, this composition can also be incorporated with any auxiliary ingredient(s) for pharmaceutical manufacturing such as activator, binder or diluent, and furthermore, optionally, with established ingredient(s), according to the type of the composition, provided they do not impair the performance of the composition (e.g. conventional melanogenesis suppressant such as vitamin C or placenta extract, ultraviolet light scattering agent, ultraviolet light absorber, anti-inflammatory agent). |
