What causes bad breath in children?

Jul 04, 2024 Source: Cainiu Health
Disease description:

My child always has bad breath. I feel something is not right and would like to know, what causes bad breath in children?

Doctor's answer (1)
Dr. Zhou Xiaofeng
Bad breath in children can be caused by various factors: 1. Poor oral hygiene: Infrequent tooth brushing or mouth cleaning may lead to accumulation of food debris and bacterial growth, producing unpleasant odors. This is also the most common cause. 2. Cavities: Holes in children's teeth provide an ideal environment for bacterial growth, which can release foul odors. 3. Periodontal issues: Although rare, children may also develop mild periodontitis, which can cause bad breath. 4. Dry mouth: Reduced saliva production in the mouth, such as from prolonged mouth breathing or certain medication side effects, can contribute to bad breath, as saliva helps keep the mouth clean. 5. Diet: Consuming strongly odorous foods like garlic and onions, sugary drinks, or foods that cause temporary bad breath. 6. Digestive problems: Gastroesophageal reflux, constipation, or gastrointestinal diseases may also cause bad breath. If there are any concerns, it is recommended to seek medical attention promptly.