1. Introduction
Background: Esports competitive gaming requires selective visual attention, memory, quick judgment, and an ability to sustain psychomotor performance over time. Fucoxanthin is a carotenoid, found in specific microalgae varieties such as Considering the rapid development and growth of esports competitions globally and applications in occupational and military activities [Marine environments harbor vast biologically diverse microalgae populations representing a large source of bioactive molecules, such as carotenoids, pigments, fatty acids, peptides, and sterols [The effects of 