Go to the light. This highly concentrated serum is fortified with Dr. Weil's natural light-infusing complex including Rosa roxburghii, White Peony and Licorice. It helps visibly reduce dark spots and correct skin tone. Dull discolored skin begins to return to the light, appears more translucent and luminous. It's spot on for turning spots off.86% of panelists saw an improvement in their skin tone and a reduction in dark spots.