Zymox Ear Cleanser provides an effective, non-toxic way to manage dirty ears. The addition of Lacoperoxidase, Lactoferrin and Lysozyme, which have natural bio-active properties for mild microbe control, plus gentle cleaning surfactants, makes Zymox Ear Cleanser perfect for cleaning dirty ears. Does not contain harsh chemicals or cleaners to irritate sensitive ears. Leaves ears smelling fresh.