The skin naturally darkens, or tans, in response to sun exposure or other factors, due to the pigment, called melanin. Unwanted pigmentation however, like sun damage, age spots and hyperpigmentation, can age your skin. In women with melasma, a pigmentation disorder, also known as “pregnancy mask” the imbalance of melanin in certain areas of the face cause the dark patchy, blotches of pigmentation to form. It is often seen on the cheeks, upper lip, forehead and chin; it is us