The cosmetics industry is currently on the rise. This increase is certainly due to the high demand from consumers for cosmetics. Many factors influence consumer decisions about consuming cosmetics. This is a challenge for manufacturers to meet the needs of consumers, including Muslim consumers, who are increasingly aware of products that comply with Islamic sharia. When using cosmetics, consumers also pay attention to price and product quality. Therefore, this study aims to analyze the effect of halal certification, price and product quality on the decision of Islamic Economics students at Tanjungpura University to buy cosmetics. This study uses descriptive quantitative data types while the data sources are primary and secondary data. The data analysis technique uses descriptive analysis. The method of collecting data through a questionnaire given to 155 students of the Islamic Economics Study Program from 2020 to 2023. This study uses multiple linear regression analysis to determine the relationship between the independent variable and the dependent variable which is analyzed using SPSS 27 software. Based on the results of the study, it can be concluded that partially the halal certification variable has a negative and significant effect on consumer decisions in buying cosmetics, the price variable has a positive and significant effect on consumer decisions in buying cosmetics and the product quality variable has a positive and significant effect on consumer decisions in buying cosmetics. Simultaneously, all independent variables, namely halal certification, price and product quality, have an influence on consumer decisions in buying cosmetics. So that all variables have an attachment to each other.

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