U. F.O. Ultra-Clarifying Face Oil a quick-absorbing, medicated dry oil to clear congested pores, treat and prevent acne, and smooth the appearance of fine lines and wrinkles for clearer, smoother skin. With 1. 5 percent salicylic acid, this fast-acting, quick-drying, medicated oil clears acne and blackhead-causing buildup and debris from congested pores for smoother, blemish-free skin. Tea tree oil and black cumin seed oil support clear skin, while hexylresorcinol and licorice naturally brighten the appearance of old acne discolourations for a more even-toned complexion.