Dental fillings after the tooth still stinks to consider and do not pay attention to oral hygiene, improper diet and other physiological factors, but also with improper treatment of dental fillings, pulpitis, caries, periodontitis and so on. 1. Physiological factors: if the patient after filling the teeth without paying attention to oral hygiene care, intake of leeks, stinky tofu and other stimulating odor of food, smoking and drinking alcohol, can cause teeth also stink phenomenon. 2. Improper treatment of dental fillings: If you do not pay attention to the local tissues when filling the teeth, you may be after filling the teeth still smell phenomenon. Some patients are also prone to gum swelling, pain, local lymph node swelling and other symptoms. 3. caries: fillings after the teeth still stink should also be alert to other dental caries caused. Dental caries and improper diet, do not pay attention to oral hygiene and other related, easy to accompany tooth pain, tooth surface color abnormalities, cavities and other conditions. 4. Periodontitis: some patients with fillings secondary periodontitis, can be manifested as tooth odor, but also easy to be accompanied by swollen gums, loss of appetite, loose teeth and other symptoms. Periodontitis occurs with plaque, calculus, food congestion and so on. It is recommended that after filling the tooth still stinks the person to consult a doctor for examination, in order to clarify the cause of the disease and follow the doctor’s instructions for treatment. Daily attention to strengthen oral care, timely brushing and rinsing after meals.