An external preparation for skin including one or more than two types of tranexamic acid derivatives represented by the following general formula (A).
GENERAL FORMULA (A)
(In the formula (A), R₁, R₂ and R₃ represents hydrogen atoms or substituents and at least one of these is the substituent.) The external preparation for skin including the derivatives have excellent depigmentation effect as well as skin care effect.
一种皮肤外用制剂,包括一种或两种以上由以下通式(A)代表的
氨甲
环酸衍
生物。
通式(A)
(式(A)中,R₁、R₂和 R₃ 代表氢原子或取代基,且其中至少有一个是取代基)。包括这些衍
生物在内的皮肤外用制剂具有极佳的祛斑效果和护肤效果。