ABSTRACT Pineapple peel extract and citronella contain active compounds that have antibacterial properties that can inhibit or kill Staphylococcus aureus and Escherichia coli in hand sanitizers. This study aims to determine the antibacterial activity of hand sanitizer from pineapple peel and citronella extracts against Staphylococcus aureus and Escherichia coli. The research was carried out ex…