What causes bad breath and dry mouth?

1, gingivitis

patients due to dental plaque, dental calculus

and other factors such as gingivitis

, can secrete a large number of inflammatory factors, and will reduce the secretion of saliva, causing halitosis, dry mouth, bitter mouth.

2, Helicobacter pylori infection

Helicobacter pylori into the human body, can produce urease in the stomach, this substance will decompose uric acid to produce ammonia, resulting in halitosis, dry mouth, bitter mouth.

3, diabetes

patients due to genetic, autoimmune and other factors such as diabetes, in poor control of blood sugar levels, can also appear halitosis, dry mouth, bitter mouth symptoms.