Na Zhang is an associate researcher at the Department of Nutrition and Food Hygiene, School of Public Health, Peking University. She graduated from the Chinese Center for Disease Control and Prevention with a doctorate in 2017. From 2017 to 2020, she conducted postdoctoral research at the Department of Nutrition and Food Hygiene, School of Public Health, Peking University. She stayed at the school to teach in 2020. Her main research directions include water and health; food and nutrition policy; childhood obesity prevention and control; and nutrition and disease.