In addition to the basic physiological needs of the diet, modern people further hope that the food can be refined and healthy, and start to pay attention to whether the ingredients in the food will cause harm to the human body or improve the health of the human body. This course includes lectures on nutrition, maintenance and self-cultivation to strengthen students' concept of health preservation and the development of related catering industry and health industry in the future, and enhance students' in-depth understanding of the two industries.