Product Description

Potassium 4-methoxysalicylate is officinal whitening composition, have restrain the generation of melanin, the effect that prevents the spot that because of insolation and generation, freckle. 4MSK not only has the effect of inhibiting melanin production, but also can adjust the condition of rough keratinization process. Shiseido stressed that 4MSK could restore the amount of factors in the damaged parts, and enable all levels of factors in the process of melanin excretion to play a role in lighting the guiding light of melanin excretion, so that melanin would no longer lose its way. This ingredient is now added specifically to ipsa's excellent self-regulating whitening and revitalizing lotion.

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