Euphrasia Officinalis Eyebright is excellent for mucous membranes, supports eye muscles, respiratory tract; mild tissue cooling action. Native to old world alpine meadows. *INGREDIENTS: USP Grade Vegetable Glycerine, Purified Water, Eyebright Herb (Euphrasia Officinalis) NOTE: Consult your healthcare provider if you are pregnant, nursing, taking medication, or have a medical condition. SUGGESTED USE: .5mL (10 drops) 1 to 3 times a day, or as needed. Shake well.