Elta MD sunscreens help prevent sunburn and decrease the risk of skin cancer and early skin aging caused by the sun, when used with other sun protection measures. Elta MD sunscreens are formulated with transparent zinc oxide and are noncomedogenic, sensitivity-free, fragrance-free and paraben-free. All Elta MD sunscreens are recommended by The Skin Cancer Foundation as effective broad-spectrum sunscreens.