Rotting Mouths In Dogs. It’s of equal importance, though, as dogs can suffer from bad breath and rotting teeth just as we can if their humans don’t keep on top of it for them. If we take a closer look into fido’s mouth and compare it to that of a human being, we will find that he has an entirely different “ecosystem” or microbiome.

Yes, some dog breeds are more healthy than others when it comes to their mouths and teeth. This type of infection can lead to difficulty eating, and your pet might not get the nutrients he needs. If the tartar builds up too heavily, that is when conditions like gingivitis and periodontal disease start to form.