Why do dogs have bad breath? What causes bad breath in dogs?

Causes of teeth

Sometimes dogs will have bad breath, which is closely related to the health of their teeth. For example, if a dog suffers from dental calculus or dental disease, it will cause bad breath. This Oral bacteria are causing the problem.

Leaving food residues

Dogs eat through their mouths every day and need to use their teeth to chew food, so food residues are easily left in the gaps between the teeth. If the owner fails to brush the dog's teeth in time, the food residue left for too long will easily breed bacteria, which will emit an unpleasant odor and cause the dog to have bad breath.

Bad breath caused by gastrointestinal bacteria

The food the dog consumes every day will pass through the mouth and be swallowed into the dog’s intestines. If the dog’s digestive function is not very good, Food accumulates in their intestines for a long time. Over time, the food will rot and deteriorate, or intestinal bacteria may cause intestinal ulceration, which will produce odor and travel up to the dog’s mouth, causing the dog to develop symptoms. The phenomenon of bad breath.