The purpose of this study was to analyze the variables of product quality, trust, lifestyle, and halal labels on the purchasing decisions of halal cosmetics. In this study the questionnaire was used as a data collection tool. The method uses purposive sampling data free from the classic assumption test and all valid and reliable items with 100 respondents with several criteria that have been required. The results of the study revealed that the variables of product quality, trust, lifestyle, and halal labels simultaneously had a significant positive effect on purchasing decisions for halal cosmetics in Purwokerto. While partially it can be concluded that the variables of product quality, trust, lifestyle, and halal label each have a significant effect on purchasing decisions for halal cosmetics in Purwokerto.