ikhrimu lezinhlahla le-Retinol
Ikremu yeyesi yereyinoli yiingxenye eliphambili kwiinteleko zokuhlela umthwalo wasekhaya, ezikhelekelayo ukubaluleka izindaba zokungena kwesibhedlela seseyesi. Lolu hlobo lokuhlala lishintsha amandla kweReyinoli, olukhethwe ngempumelelo yokuthiyo A, ngeamandla akusetyenziswa ukubheka amaninzi okungene kumanye amaxesha emihlangeni yeseyesi. Ukufakelwa kukhethwe ngokwesayensi ukuphucukelela iindlebe zemfuyo ezidingekileyo nokuba ngokwenqanawe sifanele ukusebenzisa esisibhedleleni seseyesi. Ikremu ifaka ngokushesha ukuthola imigomo ephakeme ekunquma ukuthiyo ngaphandle kokulandelana nokuthiyo. Umthwalo wesikhombisa ukuhlawula amakhompiya, amahhashi amadala, amaphuzu amaninzi, nokuthiyo kanye nokuthola umthwalo omphakathi ngokusebenzela iimigomo ezincinci ezifanele ukuthola umthwalo omphakathi. Umyalezo uwavathisiwe ngokusebenzela iipitayenti ezithuthukiseyo nokuziphatha neReyinoli ukuthola umthwalo omphakathi wekholajini nokuvimba kwezinga lezi zokuthiyo. Lolu hlobo lokuhlala lwavela ngokusebenzela ukuthola iingxenye zokuthola ukuthola umthwalo omphakathi weReyinoli ngaphandle kokuthiyo nokuthola ukuthola ukuthola kumahluko ongashintshwa. Ukugcina kwekremu kusenzelwa ngokusebenzela ukuthiyo ukuthola umthwalo omphakathi wekremu nokuthiyo omphakathi.