Since the outbreak of corona virus disease 2019 (COVID-19) in December 2019, the number of confirmed cases worldwide has exceeded 27 million by September 8, 2020. Although the control of epidemic situation in China has achieved initial victory, it still faces the pressure of "external defense input and internal defense rebound". At the same time, due to the different anti-epidemic modes and shortage of medical resources in different countries in the world, some countries are still at the peak of epidemic spread, and a large number of patients still need to strengthen treatment. COVID-19 mainly causes respiratory system injury, and may be accompanied by digestive system symptoms, even digestive system symptoms are the initial symptom in some cases. At the same time, nutritional support plays an important role in the prevention and treatment of patients with COVID-19, good nutritional support scheme is necessary for patients to recover smoothly. Therefore, for the treatment of COVID-19, it is necessary to understand and pay attention to gastrointestinal symptoms of patients, as well as give good nutritional support to patients with COVID-19. In this paper, COVID-19 relevant gastrointestinal symptoms and nutritional therapy scheme are reviewed.