Setsunan University and Partners Reveal Guar Bean Fiber May Improve Productivity in Office Workers

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A research group including Setsunan University, Kyoto Prefectural University of Medicine, and Yoshinoya Holdings has revealed that continuous intake of guar bean dietary fiber (PHGG) may improve the gut environment of office workers, thereby mitigating declines in labor productivity (presenteeism) and enhancing quality of life (QOL). The study found that PHGG intake led to a significant increase in beneficial gut bacteria, reduced digestive symptoms and morning sleepiness, and improved concentration.