Dark circles under the eyes are a common cosmetic concern that can make you look tired and aged. Various factors, including genetics, aging, lack of sleep, allergies, and sun exposure, contribute to their formation. To address dark circles, you can start with simple lifestyle changes like improving sleep quality, staying hydrated, and maintaining a healthy diet. Home remedies, such as cold compresses and tea bags, can also be effective. Topical treatments with ingredients like Vitamin C and caffeine offer targeted solutions, while professional treatments like laser therapy and dermal fillers provide more significant results. Preventative measures, such as sun protection and gentle skincare, can help reduce the risk of dark circles developing.