Besides plumping your fine lines and brightening dark circles, eye creams can also serve as lip treatment. Just like the undereye area, your lips are thin and prone to pigmentation, making eye creams perfect for your pout. We’re not saying that you should ditch your lip balm, though. Think of your eye cream as a hydrating and illuminating face mask—an extra step in caring for chapped and dark lips. Want to reduce your smile lines? You can also use eye creams every night to reduce their appearance.