Abstract: Nutrition and food hygiene is the backbone of public nutrition and hygiene, and its discipline construction can be based on population big data. However, at this stage, the content of nutrition related courses in China mainly focuses on theoretical knowledge of food nutrition components and population nutritional requirements, lacking the related teaching of big data concepts and big data technology. Based on the research of big data nutrition database and chronic disease information database, this article analyzes the current situation of nutrition course teaching, constructs a big data assisted nutrition course teaching process, establishes a nutrition database based on professional student groups, and guides students to construct nutrition big data concepts. Through classroom practice, it has certain practical value and foresight.

Key words: Big data, Nutritional cloud, Food hygiene, Nutrition, Chronic disease, Classroom teaching