This study aims to examine the influence of product quality and brand image on consumer purchasing decisions of Dancow milk in Medan City. The research employs a quantitative approach using multiple linear regression analysis with SPSS version 26. The sample consists of 65 respondents determined using the Hair , method, and data were collected through questionnaires. The t-test results indicate that product quality does not have a significant effect on purchasing decisions Sig. 0.093, while brand image has a significant influence Sig.  0.000. The F-test shows that product quality and brand image simultaneously have a significant effect on purchasing decisions Sig. 0.000. The Adjusted R Square value of 0.218 indicates that 21.8% of the purchasing decision variable is explained by the two independent variables. Therefore, brand image is the dominant factor influencing consumer purchasing decisions for Dancow milk in Medan City.