Dandruff 
To dream that you have dandruff suggests that you are not utilizing your efforts in the most efficient way. Pressure has been mounting upon you for some time. It is wise to consider a new way of dealing with your current circumstances. On the contrary, this dream could represent a shortcoming in your self-image.
Scalp
To have an itchy scalp in a dream symbolizes that there is something you need to say.
To dream that someone is scalped indicates a strong release of pent up emotion.
To take the scalp of someone else in a dream is to steal their sense of self.
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