Brands are differentiating aspect of products. So, identifying the effective factors in creating brand value and evaluating the value is of great importance. The present study, using structural equation modeling, attempts at investigating and explaining effective factors on brand equity of dairy products with Aaker model. Participants are 381 consumers of Tehran dairy products and the variables of advertisement cost, attitude to advertisement, monetary promotions, non-monetary promotions, packaging and distribution span on perceived dimensions of brand equity including brand awareness, brand associations and the perceived quality were measured. The results showed that variable of brand awareness had the highest explanatory role. Also according to the results, the effects of attitude to advertising on perceived quality and brand awareness, packaging on brand awareness, advertising cost on brand association, non-monetary promotions on brand association and distribution spread on brand association were not supported.