Dandruff is a common scalp condition in which small pieces of dry skin like flake come off the scalp. If you have dark hair or you’re wearing dark colors, you may notice the flakes in your hair or on your shoulders. Dandruff may also make your scalp itch.
Dandruff is generally a chronic scalp disorder caused by the excessive scaling of the scalp. The itching and flaking of dandruff can almost always be controlled.