Pigmentation refers to the skin’s colouring. Disorders of skin pigmentation cause changes in your skin colour. Melanin is formed in the skin by cells and is the pigment responsible for the colour of your skin. A disorder that causes the skin to darken is hyperpigmentation.

With extreme black & brown heads, bacteria get a chance to develop and exacerbate the disease when the skin is exposed to air.

In the cosmetic world, there is a successful acne medication that must be taken when the problem becomes serious