Black dots on gums, possibly a mole Oral Melanotic Macule: Symptoms and Treatment Skinsight Oral Melanotic Macule MEDizzy Skin Concerns] 25 y.o. male. Got this 4 years ago during a winter when my lips kept cracking from dryness. Anything I can do to remove the black spot? : r SkincareAddiction SciELO Brasil Variations of oral anatomy and common oral lesions Variations of oral anatomy and common oral lesions Tiny brown spot on the lip? Don't ignore it. A melanotic macule is a small, well circumscribed brown to black oral lesion most commonly seen on the lower lip and a high yield ADC exam favourite.