This study was based on the assumption that Islamic concumption theory which existstoday is result from combination between conventional concumption theory and Islamicreligion theory. Conventional concumption theory has many limitations and incompatibilitywith Islamic teachings and ethics concumption. This study aims to build Islamic concumptiontheory through infak model. Infak model which is not only materialist, but shar'i, spiritualist,socialist, fair, moral and ethical is believed to be very compatible with the characteristics ofMuslim consumers. This study is a type of library study that requires philosophical andtheoretical studies that have to do with empirical facts. Results of study showed that Infak ofconsumption is an activity to...