5 Reasons For Dog Black Gums That You Need To Know About

Lack Of Oxygen

This change of the gum color is quick, it almost happens overnight.

Sign Of Oral Cancer

If your dog has oral cancer the whole gum probably won’t change color.


The gums will turn from pale pink to black and it can also affect the tongue as well.


Besides the dog’s gum becoming black their teeth can turn yellow.

Periodontal Disease

Periodontal disease happens when the bacteria has not only damaged the gums, but the bones as well.