Melanotan 2 (10 MG) Sigma Compounds Melanotic macule. Benign. Dark spot on labia (or lip). Analogous to lentigo simplex. Hyperpigmented basal keratinocytes & dermal melanophages. Slight in single basal melanocytes; NO nests. More info like this in Oral Malignant Melanoma Oral Cancer Foundation Information and Resources about Oral Head and Neck Cancer Pigmented Lesion on the Hard Palate AFP Melanotan II 10mg Prime Lab Peptides