Mouthwash as well as preparation method and application thereof

The invention relates to the technical field of oral care products, and particularly discloses mouthwash as well as a preparation method and application thereof. Each 1 mL of the mouthwash comprises the following raw material parts by mass: 20 to 40 mg of a chlorine dioxide solution, 0.08 to 0.12 mg of N-succinyl chitosan, 0.04 to 0.07 mg of sodium phytate, 0.2 to 6.0 mg of a freshener, 0.2 to 6.0 mg of a flavoring agent, 0.05 to 0.6 mg of litsea cubeba essential oil, 5 to 15 mg of perfluorononenoxy sodium benzenesulfonate, 0.02 to 0.05 mg of chitosan, 0.03 to 0.06 mg of a stabilizer, 5 to 25 mg of a dispersant, 10 to 60 mg of a nutritional agent and a solvent of deionized water. The mouthwash provided by the invention is high in stability, has obvious effects of sterilizing, stopping bleeding, whitening teeth, removing tooth stains and preventing and treating oral ulcers, is less in irritation to oral mucosa, has no adverse reaction, and has a relatively high popularization value. 本发明涉及口腔护理产品技术领域，具体公开一种漱口液及其