This study aims to evaluate the toxicity, antibacterial activity, and chemical profiling of Gracilaria salicornia extract. The research stages included the extraction, bioactivity test, GC-MS, and docking analysis. The antibacterial activity showed better sensitivity against Escherichia coli than Staphylococcus aureus. The inhibition zone against E. coli ranged from 7.73-17.30 mm, while S. aureus ...