RT Book, Section A1 Baumann, Leslie SR Print(0) ID 1174544400 T1 Retinol, Retinyl Esters, and Retinoic Acid T2 Cosmeceuticals and Cosmetic Ingredients YR 2015 FD 2015 PB McGraw-Hill Education PP New York, NY SN 9780071793988 LK dermatology.mhmedical.com/content.aspx?aid=1174544400 RD 2024/04/23 AB Activities:Anti-inflammatoryImportant Chemical Components:Retinol: A form of vitamin A also known as (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-enyl)nona-2,4,6,8-tetraen-1-ol. Its molecular formula is C20H30O.Retinoic acid: A metabolite of vitamin A also known as all-trans retinoic acid and (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenoic acid. Its molecular formula is C20H28O2.Retinyl palmitate: Also known as retinol palmitate, vitamin A palmitate and [(2E,4E,6E,8E)-3,7-Dimethyl-9-(2,6,6-trimethyl-1-cyclohexenyl)nona-2,4,6,8-tetraenyl] hexadecanoate. Its molecular formula is C36H60O2.Origin Classification:Retinol occurs in nature as vitamin A, but the retinol found in personal care products is laboratory made.Personal Care Category:Antiacne, photoprotectionBST Treatable with this Ingredient:DRPW, DRNW, DSNT, DSPT, DSNW, DSPW, ORNW, ORPW, OSNT, OSNW, OSPT, and OSPW. These are the preferred ingredients for subtype S1 sensitive skin (acne).