Fecha de publicación: -- Fuente: WIPO "tomato" A system that supports efficient meal planning and ingredient purchasing based on the user's family composition, food preferences, allergy information, health status, and information about ingredients in the refrigerator is disclosed. The user inputs this information using a terminal, and the server proposes a week's worth of meal plans based on it. Furthermore, it utilizes supermarket special sale information and past purchase history to generate a shopping list that minimizes costs. It also calculates the calories of the proposed meal plans and manages food expenses, supporting a healthy diet. Users can flexibly modify the proposed meal plans according to their actual circumstances, and the system provides optimal meal plans and shopping plans using generative AI. This enables users to save time and money, reduce waste, and achieve a diet tailored to their individual needs.