Our azelaic acid serum contains a high concentration of a glycinated azelaic acid complex, along with niacinamide, vitamin C and coffee seed extract to help improve the appearance of skin tone, for brighter-looking skin. Formulated with an azelaic acid derivative, this helps to balance excess oil, leaving skin feeling comfortable and hydrated. Our Azelaic Topical Acid 10% is clinically proven to exfoliate, reduce redness and improve skin tone and texture in just 8 weeks.* *In an 8-week clinical study on subjects, representation across all skin types & self-perceived sensitive skin. 30ml 1 fl oz NIB and never used or tested Bundle and save!