Theratears® 5 in 1 Eyecare Dry or Tired Eye Drops are specially formulated for refreshing, protecting and hydrating dry, tired and irritated eyes, alleviating symptoms caused by eye dryness and environmental eye stress. These eye drops are a biocompatible, isotonic, preserved, buffered solution with hyaluronic acid (0.15%), together with witch hazel (Hamamelis virginiana) and ginkgo biloba. Witch hazel, well known for eye health, provides extra softness and soothing properties for your eyes whilst gingko biloba contains antioxidant polyphenols that help protect the eye by combatting the damaging effects of free radicals.