Mouth ulcer is a common clinical disease of the oral mucosa, commonly known as mouth sore, which is an ulcerative damage condition occurring in the oral mucosa. How should I treat a mouth ulcer? What tea is good for the healing of mouth ulcers: first, cinnamon tea; second, cinnamon with chrysanthemum tea; third, single-flavor tea; fourth, jasmine mint tea; fifth, pomegranate tea. Don’t forget: tea is just a beverage and is not a substitute for real treatment, it is only good for the healing of mouth ulcers. In the clinic, our treatment for mouth ulcers should be based on eliminating the causes, strengthening the body and treating the symptoms. The treatment should insist on the combination of systemic treatment and local treatment, Chinese and Western medicine treatment, and physiological and psychological treatment. Commonly used drugs include bing bao san, tin type san, and nourishing yin and muscle san, which can promote healing and prevent infection. Then the content of vitamin B and vitamin C can be increased to increase the body’s resistance, which is also beneficial to the healing of ulcers.