Hypopigmentation is a chronic condition in which areas of the skin are lighter in color than normal. Causes may include ...

It is characterized by a loss of pigment (coloring) in skin patches that appear white. Melanin is the natural pigment that gives skin its color and protects it from damage from the sun’s ...

Melanin is a natural pigment in your body that protects you from UV damage from the sun. People with darker skin tend to have more melanin and are therefore at a lower risk of sun damage.