Segle Vitamin D Urban SPF30 Serum is a moisturizing, antioxidant serum with high UVA, UVB and blue light protection. It improves the skin's protective function, deeply moisturizes and prevents water loss, for softer, smoother and more radiant skin, without an oily sensation. It provides effective protection that prevents redness of the epidermis, the formation of wrinkles and spots and, in general, all signs of aging.  of skin aging.