The mediBac clearing™ system works to treat, clear and prevent adult acne while addressing the needs of adult skin. Lightweight, ultra-sheer Broad Spectrum sunscreen helps prevent shine, regulate oil production and soothe inflammation. Oil-absorbers help maintain an all-day matte finish without a powdery residue. Formulated without artificial fragrances and colours. After cleansing and toning, apply evenly and liberally to face, preferably 30 minutes prior to sun exposure. May be applied after or instead of prescribed Dermalogica Moisturiser. Utilises Dermalogica's UV Smart Booster Technology: an encapsulated complex of antioxidant vitamins. C and E; scavenges UV-induced free radicals while enhancing photoprotection.