Do you know that unpleasant feeling when your hair looks heavy, greasy, and lifeless just a few hours after washing? The Biolage ScalpSync hair oil serum with fermented tea will help you combat excessive hair greasiness. It effectively absorbs excess sebum and leaves the scalp clean and fresh. In addition, it creates a protective barrier that prevents sebum and dirt from spreading through the hair. After use, your scalp will be perfectly balanced again and your hair will retain its lightness and airy appearance.