Spotty lips. These are labial melanotic macules, kinda like freckles on the lips. They are mostly due to age and sun exposure, but sometimes they run in families and are associated with Oral Melanotic Macule MEDizzy Oral melanoacanthoma and oral melanotic macule: a report of 8 cases, review of the literature, and immunohistochemical analysis Labial melanotic macule Melanotic macules of the tongue in a newborn Journal of the American Academy of Dermatology Oral Melanotic Macule: Symptoms and Treatment Skinsight