Does anyone know what this black mark on my lip is? Started last August so it's I've had it nearly a year, was living in Spain at the time for 6 months Taint melanotic of the lip vaporization laser UNILASER MDICA Tanning, fake tan and Melanotan Cancer Research UK Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 Melanotan II: Tanning, Sexual Health Benefits, & Safety Concerns A Fast Growing Black Patch on the Upper Front Gum: Malignant Melanoma Springer Nature Link