Dark Coloring Around Mouth. The skin around your mouth can become dark due to hyperpigmentation which is a very common cause.

The skin around your mouth can become dark due to hyperpigmentation which is a very common cause.
The skin around your mouth can become dark due to hyperpigmentation which is a very common cause.
The skin around your mouth can become dark due to hyperpigmentation which is a very common cause. The skin around your mouth can become dark due to hyperpigmentation which is a very common cause.