Gingivitis, or inflammation of the gums, is the long-term formation of plaque, or a thin layer of soft, sticky and colorless bacteria, on the teeth and gums. The gums are significant due to edema or fibrosis, with a red and/or dark red color, elevated gingival sulcus temperature, and irritation that tends to bleed. Signs and symptoms are confined to the gingival tissue. Increased amount of gingival sulcus fluid and elevated temperature. The presence of plaque causes or aggravates the severity of the lesion. Etiology: Modern medicine believes that plaque and local foreign bodies such as calculus, food obstruction, and overhang of fillings are the main causes of the disease. Malocclusion, certain systemic factors such as endocrine disorders, vitamin C deficiency, nutritional disorders and systemic diseases can also cause or aggravate gingivitis, and mouth breathing is often an important factor in proliferative gingivitis of the anterior teeth. Bacterial infection is also the cause of this disease, common bacteria such as Staphylococcus aureus, S. pneumoniae, Streptococcus and other bacteria produce toxins to inflame periodontal tissue. Chinese medicine believes that this disease can be due to unclean mouth, food residue accumulation between the teeth, and long and decay into poison, wet poison into the gingival swelling and pain. Or food injury to the spleen and stomach, spleen deficiency, dampness and heat, dampness and heat accumulate in the stomach and intestines, through the meridian and up, fumigate the gums, resulting in qi and blood plastic stagnation, fluid obstruction and swelling pain, overflowing blood. Or because of irritation, excessive depression, causing liver qi stagnation, long depression and fire, liver fire, burning nasty flesh and caused. Or it may be caused by the external invasion of wind and evil staying in the meridians, resulting in congestion of the meridians and blockage of the qi and blood, which may result in the fight between the qi and blood and evil in the long run.