Additional free radical defence from within against the damage caused to skin by the sun.Increased internal free radical defense against sun-damaged skin damage In addition to Vitamin D and other elements that promote healthy skin, the supplements also contain the potent essential ingredient Fernblock. Moreover, Heliocare oral supplements aid in lowering Polymorphic Light Eruption (PLE), a sun-induced skin reaction that causes red, blotchy skin. ultimate skin defense defends against harm from UVA, UVB, visible light, and infrared-A. Fernblock® (480 mg) is a potent antioxidant that promotes skin health. further antioxidants Lycopene, vitamins C and E. Your eyes are shielded from sun damage by lutein.