Description. Eyebright is one of the primary herb used for eye care. It has been depended upon for at least 2000 years for various eye problems. The tannins act as astringents to help dry up secretions and relieve inflammation of the mucous membranes. The vitamins B, C, E, beta carotene, copper, and selenium found in eyebright have been shown to improve clarity of eyesight. The Vitamins B, E, and selenium were also shown to reduce cataracts over 5 months. Zinc, copper, and selenium help protect against cataracts because they act as antioxidants. All of these minerals are found in eyebright. Eyebright is slightly tonic and the actions are anti-catarrhal, anti-inflammatory, anti-septic, and astringent. Use. The common cold, hay fever, and even measles are helped by eyebright. The bronchial and pulmonary irritation caused by measles is relieved by the use of this herb. When there is an earache, headache, or distress across the eyes, as in acute catarrhal affections, eyebright has a direct influence upon the lachrymal apparatus. It has been recommended for use in epidemic influenza and when there is intestinal catarrhal as well. It is especially useful for eyestrain, over-sensitivity to light, eye inflammations, weeping eyes and other eye ailments. Some common eyes disorder in which eyebright is used are: blepharitis, conjunctivitis, eye fatigue and stye. Attention! Before using any herbal products, make sure that you have full knowledge of how the herb works and any adverse reaction it may cause.