Abstract: The Informational Audit consists of periodically evaluating and examining the information resources that the entities possess to identify the information, its flows and elements that are part of the organizational processes, and thus the entity and its capacities are better understood. In addition, it allows to determine which are the informative sources that are possessed, which are the ones that are really needed, which are the ones that are not available and those that generate useless costs, that is, value the effectiveness and efficiency of the informational system. The present investigation has like objective: to realize a revision of the published thing on Information Audit in EBSCO, SciELO, RedAlyc, Google, Google Scholar and the Google Trends. From the analysis of the literature, the trend was obtained on the subject from the most productive countries and years and most frequent languages. It was observed that several case studies are still being developed on the subject and that the methodologies of the authors Bryson (1997), Artiles (2015) and González, et al (2017), are the most cited.