Mouthwash is a liquid that helps to maintain good oral health by reducing oral bacteria and freshening breath. Depending on the particular requirements of the individual, this oral rinse can be found in a variety of formulations with various active ingredients. This is very easy to use and safe for your mouth. To improve general oral hygiene, Mouthwash can be used in addition to regular brushing and flossing. When using it, a small amount of the solution is usually swished around in the mouth for a predetermined period of time before being spit out.