The exposure of the scalp may not be as noticeable in Scalp Micropigmentation For Long Hair people as it is in shorter hair or in people with shaved heads. Even so, some people may continue to have spotty or thinning regions, which are more obvious when hair is pushed back or styled a certain way. SMP can be used to make the hair appear fuller and thicker by reducing the contrast between the scalp and hair. For long-haired ladies experiencing diffuse thinning or isolated patches of hair loss, this can be especially helpful.