ABSTRACT Food taboo is a hereditary dietary taboo that is not necessarily true. The health problem that can occur due to the food taboo is the lack of nutrient intake for pregnant women. The prevalence of food taboo behavior at Pamarayan Health Center, Serang District, Banten in 2019 was 66%. The purpose of this study was to determine the relationship between food knowledge, education level, socio-cultural environment and history of health problems with food taboo behavior among pregnant women at Pamarayan Health Center. This study used a cross sectional study design by conducting interviews. The sample of this research was 136 pregnant women. Data was collected offline by implementing health protocols. Statistical test using the chi-square...