Appropriate advice according to a symptom of a patient is presented to a caregiver to manage information whether or not the advice is effective so as to support the caregiver. A storage portion of a dementia care support system for outputting advice information for a caregiver about BPSD of a patient stores information of a patient as well as a caregiver, and advice information; an advice information selection portion selects any of the advice information that is stored in the storage portion based on the information of the patient and the caregiver; an information output portion outputs the advice information that is selected by the advice information selection portion; and the storage portion further stores implementation information of a content that is included in the advice information that is output from the information output portion.