Suma Mozaffari - PhD student of commercial management , Islamic Azad University, Ajab Shir Branch, Iran
Soleyman Iranzade - Full Professor, Department of Economics and Management, Islamic Azad University,Tabriz Branch, Iran

The present research has been done with a view to designing content marketing model at social media for boosting green marketing. As regards purpose, it is an applied research,and in terms of approach an exploratory survey, and typically, it can be subsumed under a qualitative research. The analysis approach of this research is meta-synthesis. The statistical community consists of academic and scholarly articles published between ۲۰۱۶-۲۰۲۱/۱۳۹۵-۱۴۰۱ on the pertinent area of this study at Iran`s and foreign trustworthy databases. According to our findings, ۱۷۴۰ articles were retrieved, ۳۲۴ abstracts were sieved and ۱۸۶ abstracts were investigated. It was established that the titles of ۱۴۱۶ articles were irrelevant, and consequently they were omitted. ۱۳۸ articles were deleted once their abstracts had been reviewed and found irrelevant and ۹۵ articles were left out after a survey of their contents. The criteria used were size of the statistical sample, theoretical sufficiency (theoretical saturation), and finally ۵۶ articles were accepted. The outcome of this process was ۴۹ codes, ۲۳ concepts and ۱۰ categories. The Kappa index was used to guarantee the quality of our research. The amount of the index was calculated using the SPSS software at the significant level of ۰/۰۰۰ number ۰/۸۰۶. According to the evaluation and the extracted concepts and categories in the present research, the content marketing model of social media (Instagram) for boosting green marketing was designed based on three groups of factors: causal, mediating and consequential. The results of the findings show that in the process of content marketing of social media for boosting green marketing, a set of variables play a causal role, and can act as stimulants or propelling agents, and if the causal and mediating factors come properly about, this can culminate in the boosting of the service or product`s brand and an appropriate competitive advantage regarding green marketing in the organizations will also emerge.

Content Marketing, Green marketing, Social Media, meta-synthesis