If you are obsessed with this acne-fighting antioxidant #niacinamide, you NEED our Skin Rhythm Balancing & Clearing Serum - also formulated with #salicylicacid from willowbark, #mandelicacid and #azelaicacid. Co-created by the fabulous @therealdrjackie and available at @ultabeauty @dermstore @skinstore and @feelunique