... Leaf Extractfunction of product :Alpha-Arbutin has been used in the treatment of disorders of hyperpigmen tation such as postinflammatory ... hyperpigmentation caused by acne ,trauma,allergic reaction,in fections,injuries,phototoxic reactions,reactions to medications, reactions to ... :1,Parmaceutical2,Cosmetic raw materials, food emulsifier Alpha-Arbutin power used in cosmetic field