GROW LIKE A BOSS LASH & BROW GROWTH SERUM overturns the facts and offers a dazzling look. The formula is enriched with Sederma's Widelash™ for visibly longer, fuller lashes and thicker, fuller brows.1 The serum comes with two different applicators for optimal application of the nourishing product to lashes and brows. The product has been ophthalmologically tested.