Glabridin is insoluble in water, soluble in polyols, and its effect is fast and notable. Its general dosage is 0.001%-1%, which is added to products with glycerol at 1:10 low temperature. The inhibitory effect of glycyrrhizin on melanin is 232 times that of vitamin C.
licorice root extract
The whitening effect of Glycyrrhiza uralensis extract is mainly through inhibiting the activity of tyrosinase and DOPA pigment tautase, and hindering the polymerization of 5,6 - two hydroxyindole, so as to prevent melanin formation and achieve the effect of whitening skin. Not with Beijing euphorbia, Daphne, with seaweed.
The combination of L-glutathione and high concentration Sophora flavescens extract into the cosmetic formulation can closely lock the tyrosinase and prevent the penetration of tyrosinase, so as to inhibit melanin formation. It is mainly used in medical products, and it is often used in cosmetics, especially the first choice of whitening needles in beauty salons.
Aloe extract reduce UV caused irritation of the skin blackening. Moisturizing, sunscreen, freckle, wrinkle, whitening, anti aging. Melanin cytotoxic agent
Hydroquinone is effective, but it has side effects, cytotoxicity and mutagenicity. Some irregular products will take risks, but it is strictly forbidden to join cosmetics.
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