Eye patches can be beneficial in addressing dark circles to some extent, but it's important to have realistic expectations. They can have various causes, including genetics, lack of sleep, allergies, or skin pigmentation. Eye patches can help improve the appearance of dark circles by targeting some of these underlying factors. Many organic under eye patches are infused with ingredients like hyaluronic acid, vitamin C, caffeine, retinol, or botanical extracts. These ingredients can help brighten the under-eye area, reduce puffiness, and improve blood circulation, which may help diminish their appearance. Caffeine, for example, is often included in eye patches due to its vasoconstrictive properties, which can help temporarily constrict blood vessels and reduce the appearance of darkness. Vitamin C and other brightening agents can also promote a more even skin tone, minimizing the contrast between dark circles and the surrounding skin.