Kojic Acid

Applied in the field of cosmetics.

In human skin, tyrosine, catalyzed by tyrosinase, is oxidized and polymerized with oxygen free radicals in a complex way to synthesize melanin.Kojic acid can inhibit the synthesis of tyrosinase, and thus can strongly inhibit the formation of melanin, and safe non-toxic, does not produce white spot sequela, so kojic acid has been allocated into lotion, facial mask, lotions, creams, can effective treatment of freckles, age spots, pigmentation, acne and other high-grade whitening cosmetics.Kojic acid concentration of 20ug/ml can inhibit a variety of tyrosinase (or polyphenol oxidase PPO) of 70 ~ 80% of the activity, the general amount of added in cosmetics is 0.5 ~ 2.0%.