Abstract: At present,the state attaches great importance to the staple food of potatoes of ma ling and the nutrition and health of residents,making the whole potato powder and its food become the research hotspot of the majority of scholars. In this paper,based on the potato powder and its processed foods,based on the latest research results,especially the research results of potato whole powder food,the research on potato whole powder food was analyzed and summarized. the nutrition value,functional characteristics,research status of domestic processing of potato whole powder,and research status of potato whole powder food was expounded,and prospects for the development of potato whole powder food.It provides a reference for China's early realization of potato staple food and "healthy China 2030" plan.