This study analyzed over 50 years of research on Aspergillus fungi in Saudi Arabia by examining 520 scientific papers. Researchers found that five main Aspergillus species have been the focus of study, with A. niger being the most researched. The study shows that research has grown significantly since 2010, with Saudi universities leading the efforts, particularly King Saud University. The research is shifting from focusing mainly on medical problems to include agriculture, environment, and industrial applications.