This study aims to determine the effect of celebrity endorser, quality of product, lifestyle, and halal labels on purchasing decisions of halal cosmetics (studies on pixy cosmetics consumers in Purwokerto). This study uses quantitative research methods, sampling techniques nonprobability sampling method, using purposive sampling. The population in this study were buyers and users of pixy products that has been used the product at least twice, female, at least 17 years old and people living in 4 Purwokerto sub-districts. The sample in this study was 100 respondents. The instrument test results showed that all items were valid and reliable. The regression model is free from the classical assumption test difference with 57.8% variability of celebrity endorser, product quality, lifestyle, halal label could explain the purchasing decisions. All variables affect puchasing decisions simultaneously and partially.