The results found in the keyword analysis in section 3.5 detail the key research topics on plant-derived NPs for the coffee region of Colombia, based on keyword analysis and thematic maps using data from Scopus and WoS. In the keyword analysis, figures generated with VOSviewer and Bibliometrix show keyword networks and trends extracted from the retrieved articles. The results reveal the grouping of keywords into clusters, maps, and graphs, highlighting relevant topics such as antioxidant capacity, antibacterial activities, and antifungal activities. Research on polyphenols and essential oils derived particularly from seeds and fruits is also highlighted. This provides a clear understanding of the predominant approaches and areas of interest in both databases.