Change your sun protection as often as the weather! This daily-use, broad spectrum sunblock can be used alone, or mixed with your favorite Dermalogica moisturizer or foundation. Formulated with the optimum blend of sunscreens, including Avobenzone, to help protect against the UVA, UVB and Infrared rays that can cause deeper dermal damage. Vitamins A, C and E, help further protect against premature aging. Fragrance free. Professional recommendation advised.