Arbutin is an ideal additive ingredient in aesthetic whitening cosmetics. It can effectively restrain the melanogenesis. After application of the cosmetics, which are formulated with certain amount of arbutin, the senile yellowish brown plaque and pigmentation can evidently be diminished. It has been widely used in Japan as an active ingredient for both external use cosmetics (such as lotions, packs, creams) and topical drugs (such as ointment, cream, etc.). As a skin lightening agent, Arbutin has by far higher stability than hydroquinone, and nevertheless, is decomposed into hydroquinone and glucose rapidly in the presence of the enzyme hydrolase in the skin and exhibits the remedying effect to melanosis. Arbutin has very high safety and high stability and shows skin lightening effects at the same level as of hydroquinone. Arbutin causes no irritation, scarce sensitization, which permits continuous use for a long period of time in high concentration to develop satisfactory skin lightening effects. Features of the product: 1. It restrains the melanogenesis through the cells poisoning reaction on melanin cells, and the blocking mechanism on tyrosinase. 2.It can diminish the senile yellowish brown plaque, also effective for lentigines diminishing. 3.It can evidently diminish the pigmentation caused by ultra-violet radiation. 4. It can improve the metabolism of sunburn skin caused by radiation. Applications: All cosmetic and personal care products. Use levels: 1-5%. Arbutin Chemical Name: hydroquinone-beta-D- glucopyranoside, 4-hydroxyphenyl -beta-D-pyranoside, Molecular formula: C12H16O7 Molecular weight: 272.25 CAS No: 497-76-7 EINECS No: 207-850-3 Structural formula: Appearance: white crystalline powder Assay: 99% Melting Point: 199-201 PH value: 6.0-6.8 Specific rotation: [α]20D =-64.00±1.00 Infrared peak value: 1520cm-1 1240cm-1 1020cm-1 Heavy Metal: 20ppm As.: 2ppm Hydroquinone: 20ppm Bacteria Count : 300cpu Loss On Drying : 0.25% Use levels: 1-5%