Kiehl's Ultra Facial Cream, the brand's best-selling day cream, provides an effective 24-hour moisture boost by leaving skin 2.3 times more hydrated and strengthening skin barriers. It's for all skin types - even sensitive skin. You can't say Kiehl's without saying Ultra Facial Cream. The iconic day cream is known in part for its ultra-moisturizing properties, leaving skin 2.3 times more hydrated after application.