COVID-19 disease has spread rapidly all over the world. Radical measures have been taken by governments to prevent the spread of the disease. University students had been interrupted for several classes because of the pandemic. Objectives: (1) Assess the changes in eating habits among the medical university students during COVID-19 pandemic. (2) Measure the change in food purchasing behavior during COVID-19 pandemic. Methods: observational analytical cross sectional study design using self- administered online questionnaire. Results: There is no statistical difference in most of eating habits before and during the pandemic except for causes of skipping meals with p-value less than 0.05. Regarding food purchasing behavior more than half (58.7%) of them started cleaning all packaged food with wet napkins and (79%) of them started throwing all disposable shopping bags. Conclusion: there is almost no effect of COVID-19 pandemic on eating habits among the 4th grade Medical Students Cairo University. There is positive shift to healthier specific shopping practices and food purchasing behavior during the pandemic.