Obagi Nu-Derm Exfoderm - Advanced exfoliation lotion - will work better on sensitive or drier skin as its primary ingredient is phytic acid, a non-irritant with a gentler approach on your skin. *Exfoderm is a lightweight lotion that exfoliates and removes old, dull skin while revealing new skin for a brighter, more radiant complexion. *Exfoliating Lotion For Sensitive Skin *PHYTIC ACID - Hydroxy acid capable of exfoliating skin while providing antioxidant benefits.