What Does a Grey Spot on Your Gums Mean?

Most often, gray lines or spots around the gum line are a sign of decay. Because the areas where your teeth meet your gums can often be overlooked during brushing and flossing, this is a common area for decay to start to develop.

Why do I have a grey spot in my mouth?

Leukoplakia is a condition in which thick, white or grayish patches form usually inside your mouth. Smoking is the most common cause. But other irritants can cause this condition as well. Mild leukoplakia is usually harmless and often goes away on its own.

What does a dark spot on gums mean?

Foreign objects lodged under the gum tissue can sometimes appear as black spots. The culprit is often a piece of an old amalgam filling that can become physically pushed into the gum tissue, leaving a dark blue or black dot (sometimes called an amalgam tattoo).