Causes of Pigmentation
Pigmentation simply occurs due to an increase in melanin. Melanin is nothing but a pigment that gives colour to your skin, hair and eyes. There are many factors triggering melanin production but mainly Exposure to the sun, Allergic Ructions, Hormonal changes are some common reasons.
Exposure to Sun
also known as the most common cause of pigmentation. the damage caused is recurring as it’s a natural process. This usually happens due to UV-A and UV-B rays in sun speed up and produces melanin in the skin. This melanin has a capacity to absorb both UV-A and UV-B rays.
Hence you get inflammation of the skin. Initially, you won’t notice the darkening of skin but over a period of time, you can see tan patches on the skin.
an allergic reaction can be caused due to external factors or certain medications like [ retinoids, anti-seizure drugs, hormonal medications, non-steroidal drugs etc] this can also cause pigmentations to the skin.
mainly during the time menopause, are another major cause of pigmentation. excess pigmentations are also observed in women’s during pregnancy due to excess productions of progesterone and estragon in hormones.
Not in all but at times it can be hereditary and genetic which can produce more than normal melanin causing pigmentation. Lastly, some people have it in their genes that their melanin production and hence deposition would be more than normal and hence heredity becomes another cause of pigmentation.
Since pigmentation shows patches on the face neck, nose, forehead and other parts of your body. The uneven appearance of skin could be the beginning of pigmentation.