All human beings have to ingest food to get the nutrition.The epidemiology of nutritional problem is quite different in different part of the world.Most of the problematic cases come from the underdeveloped tropical countries. Of several methods,nutritional surveillane adding to the standard nutritional promotion should be used. Not only the basic medical and nutritional science but also other sciences should be integrated into a complete nutritional surveillance.Applied new technology especailly for the medical informatics should be used.The multidisciplinary project between medical science workers and other non -medical science workers is also recommended. All human beings have to togest food to get the nutrition. The epidemiology of nutritional problems is quite different in different part of the world. Most of the problematic cases come from the underdeveloped tropical countries. Of several methods, nutritional surveillane adding to the standard nutritional Not only the basic medical and nutritional science but also other sciences should be integrated into a complete nutritional surveillance. Applied new technology especailly for the medical informatics should be used. The multidisciplinary project between medical science workers and other non-medical science workers is also recommended.