Fast-acting relief. Innovative delivery system designed to prevent contamination and to release one drop at a time. Can be used up to 6 months once opened.   Eyebright (Euphrasia officinalis whole plant) (DER 1 : 2.222) 0.1 %; equivalent to 0.045 mg fresh plantSodium hyaluronate (Hyaluronic acid, sodium salt) 0.1 %Non-medicinal ingredients:Purified water, boric acid, sodium chloride, borax. Sodium hyaluronate helps relieve dry eyes (including symptoms of burningand grittiness). Adults: 1 – 2 drops, 3 – 4 times per day. The unique dropper bottle releases just one drop at a time, making it easy to get the dose right.