Scabs form to protect and heal a wound by covering it with a dry, crusty layer. To help a scab heal, keep it clean and moist with a moisturizer or ointment, and avoid picking or scratching it. If a ...
Most scabs on the scalp aren’t cause for concern. They may be caused by exposure to an irritant or a mild skin condition, and either heal on their own or with over-the-counter (OTC) treatments.