HydroquinonesTretinoinKeratolytic AgentsLentigoAcne VulgarisOintmentsAdministration, TopicalSkin AgingCosmeticsHyperpigmentationBenzeneDermatologic AgentsChemexfoliationMelanosisArbutinAcitretinBenzoquinonesNicotinic AcidsEmollientsTrichloroacetic AcidKeratosis, ActinicSkin CareFacial InjuriesPhenolSkin Lightening PreparationsNAD(P)H Dehydrogenase (Quinone)Carcinoma, Basal CellFlavodoxinCatecholsBleaching AgentsHydroxocobalaminRetinoidsAdministration, CutaneousSkinOxidation-ReductionSkin PigmentationPhenolsQuinonesDicumarolPhotiniaMutagensOchronosisPyronineSorbic AcidCarbon-Carbon LigasesParabensDrug CombinationsDysideaPleurotusChlorophenolsVitamin K 1SphingomonasNaphthoquinonesDouble-Blind MethodDesulfitobacteriumPentachlorophenolVeillonellaceaeBiotransformationRifabutinAnisolesFacial DermatosesVitamin KBromatesAntineoplastic AgentsMaleatesQuinone ReductasesMolecular StructureMixed Function OxygenasesElectron-Transferring Flavoproteins