Abstract This study aims to investigate the reliability and efficacy of maximum fluorescein tear break-up time (FTBUTmax) in diagnosing dry eye disease (DED). 147 participants were enrolled in this study. Ocular symptoms were assessed by Ocular Surface Disease Index (OSDI). https://www.spidertattooz.com/The-GelBottle-Inc-Gel-Polish-Cashmere-67oz-p20053/