Peri Oral Pigmentation is discoloration around the mouth. 🙁 These discoloured skin patches usually appear in small patches. The skin's enhanced melanin production is the main cause. Hyperpigmentation may be caused by underlying medical disorders, lifestyle choices, and drugs. Depending on the size of the patches, dark patches may or may not need to be treated, however some people may find the skin darkening uncomfortable. You should be aware of the reasons and available treatments for discolour