<p>Excess or deficiency of nutrition can be judged based on actually ingested foods and behavior of an individual by inputting data on meals ingested by an individual and that on behavior of an individual such as sleeping hours, amount of exercise, etc. and comparing them with nutrition data by food and data of desired values of nutrition suitable to typical behavior and bodily characteristic of an individual stored in advance. Based on this, information on desirable nutrition ingestion and/or exercise can be prescribed.</p>
