Eyebright stimulates the liver to remove toxins from the body. It has been used internally and externally to treat eye infections and afflictions, such as pinkeye. The herb strengthens the eye, and helps to repair damage. It is used both herbally and homeopathically for related purposes. This European plant is often used topically as a poultice for support of the eyes, but can be taken internally as well for support to the respiratory system.