Health preserving leisure food is a kind of traditional leisure food products which are based on the theory of traditional Chinese medicine and food homologous products or have health function claims. The main sales channels of health and leisure food are based on online e-commerce platforms such as Taobao, tmall and Jingdong, as well as micro stores, youzan mall and wechat channels. Nowadays, health and leisure food has developed into a sub category that cannot be ignored under the category of online leisure food. Comprehensive investigation of online health and leisure food, a considerable part of which was influenced by the ancient food and nutrition thought and the theory of traditional Chinese medicine. From the material formula to the efficacy declaration, they all inherited the ancient food treatment formula and the idea of medicine and food homology. The health and leisure food inherited the intangible heritage of ancient Chinese food and treatment prescription, to a certain extent, promoted the cultural heritage of China, but its high reducibility also exposes the inherent defects of the development of health preserving leisure food, that is, there is more duplication and less innovation, which may also be an important reason for restricting the development of health preserving leisure food. With the continuous development of e-commerce economy, some health care leisure food brands have creatively improved and upgraded food hardware and software on the basis of making the past serve the present, and made beneficial attempts and breakthroughs, provided Chinese wisdom and Chinese solutions for the future development of leisure food industry.