The dog’s mouth is not clean

Dogs can easily leave food residue in their mouths when they eat. If not cleaned in time, it will easily produce a slight odor. Therefore, owners should clean it frequently so that the dog’s mouth can be kept healthy. Able to keep it clean. Due to the structure of the dog's mouth, although the dog can use its tongue to clean the inner and front teeth, the deep and outer teeth are difficult to clean. If there are food residues in the gaps between the teeth, the owner will need help brushing or feeding. Mouthwash. If a dog is in the teething period, there may be old loose teeth in the mouth that are about to fall out, but have not fallen out. Such old teeth will also produce a peculiar smell in the mouth, and the owner must help remove them.

Dogs are deficient in vitamin B

Dogs lacking vitamin B are also prone to bad breath. The reason why dogs lack vitamin B may be that the food they usually eat is not nutritionally balanced, or they eat a single dry dog ​​food for a long time but ignore the supplement of fruit and vegetable foods. Without fruits and vegetables rich in vitamin B, dogs are prone to vitamin deficiency. Dog owners can feed their dogs some nutritional supplements that supplement vitamin B to meet the nutritional needs of their dogs. Usually, you should also pay attention to the supplement of fruit and vegetable food to make the dog's diet structure reasonable and nutritionally balanced.

Dogs usually eat too much

If a dog usually eats too much and the food accumulates in the stomach and cannot be excreted in time, it will ferment and produce odor, which will pass through the mouth emanating from the situation. If the owner finds that the dog always eats too much, he should control the dog's diet in time. If you have time after a meal, you can take your dog for a walk or feed him some enzyme bacteria.

Dogs have dental caries

Frequent feeding of soft food and canned food to dogs can easily lead to dental caries in dogs. These foods can easily cause tartar to form around the dog’s teeth, and tartar can lead to gingivitis. Periodontal disease occurs when bacteria enter the tooth sockets. If the dog's teeth are loose and the tooth nerve is necrotic, the teeth must be extracted.