MelanosisChemexfoliationColorHyperpigmentationColor PerceptionKeratolytic AgentsFacial DermatosesSkin CreamLasers, Solid-StateCausticsBetamethasone ValerateLasers, GasGlycolatesColor VisionPhyllanthus emblicaColor Perception TestsUltrasonography, Doppler, ColorColor Vision DefectsLaser Therapy, Low-LevelSkin PigmentationHair ColorNeurocutaneous SyndromesMelanocytesDermatologic AgentsMelanosomesGlycyrrhizaTrichloroacetic AcidLincomycinEye ColorMonophenol MonooxygenasePigmentationMelaninsHydroquinonesNevus, PigmentedAdministration, TopicalHemangiomaEchocardiography, Doppler, ColorProsthesis ColoringColorimetryLightingKeratinocytesPhotic StimulationRetinal Cone Photoreceptor CellsFeathersContrast Sensitivity