Burt’s Bees Radiance Day SPF Lotion Burt’s Bees’ Radiance Day Lotion SPF 15 is specially formulated with royal jelly, one of nature’s most nourishing substances, to help enhance skin’s natural radiance. Titanium dioxide and zinc oxide provide broad spectrum protection to reflect the sun’s harmful UVA/UVB rays, which are associated with premature aging. So you get younger looking skin, naturally.