The causes of bad breath in babies are oral diseases, gastrointestinal diseases, respiratory diseases, etc., as follows.
1. Oral disease: oral inflammation, do not pay attention to oral cleaning care so that bacterial growth, food residues in the oral cavity fermentation or long time teeth cleaning is not in place, resulting in the emergence of dental calculus, dental plaque, bad breath.
2. Gastrointestinal diseases: cold abdomen, gastrointestinal tract infection, gastrointestinal tract dysfunction, resulting in poor digestion and absorption or Helicobacter pylori infection, can also lead to bad breath.
3. Respiratory diseases: When babies have respiratory diseases, respiratory tract infections produce secretions that cause bad breath.
When your baby has bad breath, you should consult a doctor to find out the cause and treat the symptoms.