Main representative peptides: nonapeptide-1, hexapeptide-2, carnosine.
Among them, the mechanism of nonapeptide-1 and hexapeptide-2 is similar to that of traditional whitening agents. The way is to inhibit tyrosinase or prevent tyrosinase from being activated to achieve the whitening effect.
Carnosine has strong antioxidant properties, can remove some oxygen free radicals and unsaturated aldehydes from the human body, has a strong yellowing effect, can brighten the skin and achieve the purpose of whitening.