INCI Name 3-O-Ethyl Ascorbic Acid CAS NO: 86404-04-8 Appearance Powder Dosage:0.5-3% Source Technology Grade Cosmetic grade Product performance and Application Easily used in formulations due to hydrophobic and hydrophilic properties; High bioavailability,being easy to penetrate cuticle to enter dermis,and be decomposed to VC by bio-enzyme; Stops melanin production by inhibiting activity of tyrosinase; Preventing skin inflammation caused by sun light;improves skin color; Boosts collagen,increasing elasticity of the skin.