Religiosity is one of the cultural subsystems that influence human behavior. Religiosity is, as expected, a substantial factor of the halal purchasing decision among Muslims. Therefore, this paper attempt to review the moderating role of religiosity on relationship between attitude and intention towards online halal cosmetic purchasing. This study will be useful to researchers, professionals and practitioner concerned about understanding consumers' the religiosity influence on attitude and intention. It would lead to operational efficiencies through effective marketing strategies and a better understanding of the religiosity.