The meal information supply system includes a small-sized portable terminal for reading a bar code of meal data indicative of the contents of an individual meal taken by a user to obtain the meal data and a meal information supply server for receiving, from the portable terminal of a user, a notification of meal data of the user in question through a communication network, analyzing the contents of the meal indicated by the meal data, totalizing, managing and analyzing information about intake including information of a calorie and a food group of a meal taken by each user with respect to each user, generating data of advice on management of eating habits of the user in question and notifying meal information of analysis results to the user through a communication network.