Cleansing, PH balancing, exfoliating, hydrating. These are just a few words to describe the "can't live without" Biologique Recherche line of toner products. Biologique Recherche facials are known to improve complexion and reduce the appearance of dark spots and pores. With different formulations for any skin type (oily, sensitive, dry) there's an exfoliating toner right for you. The Biologique Recherche Methodology has a reputation for astounding effectiveness based on a clinical approach to beauty care using intentionally pure, concentrated, raw ingredients, as well as innovative and meticulous protocols and procedures.