Since 1972 Cleansing Herbal Extracts Soothing Herbal Blend Discover Nature's Answer Vegetarian | Nutrition Easy-to-Use Topical Formula What is Bio-Ear? Bio Ear is a soothing herbal blend of specific concentrated all natural extracts that have a cleansing action to support ear health. It is applied topically by moistening a cotton ball with the liquid and then gently inserting into the ear. What is Bio-Ear used for? Bio-Ear is used to help support hearing, ear wellness and ear circulation