Traditional Supporter with a Long History of Use As the name suggests, Eyebright, also known as euphrasia officinalis, is the classic herb traditionally used for supporting eye health. Easy-to-swallow liquid extract that's ultra high quality and alcohol free. Fast Acting and Easy to Swallow Liquid extracts work faster and more completely than other forms of supplementation. There are no pills to swallow, no herbs to press or tea to steep, and liquid nutrients are absorbed quickly. Other advantages of liquid extracts include their ability to preserve active constituents, their long shelf life, and convenience. Just add them to water, tea or juice and enjoy a tasty, nutritional boost at home, work, or on-the-go.