Licorice Root Best Antioxidant Dark Spot Fading Soothing Anti-Ageing Licorice Root description Licorice root is a plant extract that offers skin-soothing properties. In addition, it can be effective in improving the look of an uneven skin tone. One of its components, known as glabridin, is a potent antioxidant and skin-soothing ingredient, which is why licorice often shows up in products meant for sensitive, reddened skin. Related ingredients: Licorice Extract