MSM Water Drops 1 oz Bottle MSM is a natural sulfer called sulfonyl that our bodies need to help recreate healthy cells and allow the body to heal properly. The water drops also include Ionic Silver. These drops help the tissues of the eyes remain permeable to allow nutrients to penetrate and keep the tissues and muscles of the eye flexible to help with the focusing of the eyes. It is also great for tired or strained eyes. It can also be used in the ears for ear aches and ringing.