This product is manufactured of single α-configuration by biotransformation and the purity is more than 99.5%. As the skin lightening active substance from natural plant, alpha-Arbutin could rapidly permeate into skin, inhibit the activity of tyrosinase effectively and block the formation of melanin without interrupting the cell proliferation concentration. By combination of tyrosinase and itself, it could accelerate the decomposability and excretion to reduce the skin pigment deposition and eliminate stains and freckles. Alpha-Arbutin is considered one of the most effective and safe lightening ingredients in foreign countries and the most competitive lightening spot removal active substance in 21st century.