Arillanin A is primarily investigated for its potential antimicrobial properties, showing activity against certain Gram-positive bacteria. It has drawn interest in pharmaceutical research as a lead compound for developing new antibiotics, especially in the context of rising antibiotic resistance. Due to its complex polycyclic structure, it is also studied in organic chemistry for use in synthetic methodology development, helping researchers design novel reactions for building intricate molecular frameworks. Additionally, arillanin A serves as a biochemical tool in studying bacterial cell wall synthesis, offering insights into selective inhibition mechanisms.