The filling itself will not cause bad breath, it may be caused by not paying attention to oral hygiene and chronic periodontitis after the filling.
1. The filling materials used in the clinic have good biological safety, tasteless and color close to the tooth tissue, with good mechanical properties, basically no harm to the teeth after filling treatment, so basically does not lead to bad breath symptoms.
2. However, if patients do not pay attention to oral hygiene after filling, do not remove food debris in a timely manner, long-term so there will be bad breath phenomenon. If the patient has chronic periodontitis, due to plaque and dental trauma, etc., leading to periodontal inflammation, resulting in bad breath, loose teeth and bleeding and other symptoms.
When the patient has bad breath with other discomforts, it is recommended to go to the hospital to find out the cause of the disease and treat according to the cause.