Best Skin Pigmentation Treatment in Hyderabad: Pigmentation can be referred as a skin condition in which dark and light patches manifest on skin. Pigmentation mainly occurs on face. Pigmented skin can be embarrassment and it can be constantly leading to questioning from others. Pigmentation can be caused due exposure to sun and some allergic condition, hereditary also plays a part in it. factors leading to pigmentation can be classified into two types, they are internal and external .