This study aims to investigate factors that influence Indonesian Muslims to purchase Korean food with MUI Halal certification. This study uses a purposive sampling technique with criteria: Muslims in Indonesia who know Korean food with MUI Halal certification and aged > 18 years. This study obtained 190 respondents and the data was processed using PLS-SEM method. The variables used in this study are knowledge of Halal food, attitudes, religiosity, and purchase intentions. The results of this study indicate that knowledge about Halal food and religiosity affects attitudes towards Korean food with MUI Halal certification positively and significantly. Knowledge about Halal food and attitudes also positively and significantly influence the intention to buy Korean food with MUI Halal certification. However, religiosity was found to not affect the intention to buy Korean food with MUI Halal certification. 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