Marie Veronique Protective Day Oil. This Product Is: . . a facial oil that helps provide UV protection. . Good for:. all skin types including dry, mature, sensitive, blemish-prone, combination and normal. Why We Love It: . Marie Veronique Protective Day Oil provides moisturizing balance with EFA (essential fatty acid) oils. Spectra tests on Protective Day Oil show high levels of UV protection in the long wavelength, UVA range, probably due to its high carotenoid content. . Essential fatty acids (EFAs) are crucial to maintaining healthy skin. Eicosapentaenoic acid (EPA), a type of omega-3 from algae, may help reduce signs of aging by blocking UV-induced enzymes that destroy collagen. .