The Scary Truth About Your Dog’s Bad Breath

iHeartDogs is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no extra cost to you. As a dog owner, chances are you’ve noticed a foul scent coming from your pup’s mouth from time to time. If this foul smell is not resolved by brushing and has become a chronic issue, you may want to consider the reason why. Here’s what you should know about bad breath in dogs and what causes it. However, you may still need to visit your veterinarian to get a proper diagnosis for your dog’s bad breath. Why Is My Dog’s Breath Like Sewage? There are many reasons why your dog’s breath might smell like a city sewer on a hot day. In some cases, the culprit is simple and relatively harmless. Something they ate: Dogs often eat like a garbage disposal, chomping away at anything and everything. This can lead to some funky scents escaping from either end from time to time. The good news is brushing often resolves the issue in this instance. Bacteria buildup: When we forget to brush our dog’s teeth regularly (because, yes, we should be doing that), their teeth can become a breeding ground for bacteria. Bacteria can also be the culprit of bad breath if there is an imb...