Everybody's skin produces melanin, which is the pigment that gives your skin its color.  However, in some cases, the skin produces excess melanin, which gathers in a certain area of your skin. This is referred to...
 Everybody's skin produces melanin, which is the pigment that gives your skin its color.  However, in some cases, the skin produces excess melanin, which gathers in a certain area of your skin. This is referred to...
 