This review consolidates current knowledge on β-D-glucans in Poales and presents current findings and connections that expand our understanding of the characteristics, functions, and applications of this cell wall polysaccharide. By associating information from multiple disciplines, the review offers valuable insights for researchers, practitioners, and consumers interested in harnessing the benefits of β-D-glucans in various fields. The review can serve as a valuable resource for plant biology researchers, cereal breeders, and plant-based food producers, providing insights into the potential of β-D-glucans and opening new avenues for future research and innovation in the field of this bioactive and functional ingredient.

Crop Research Institute Drnovská 507 161 06 Prague Czech Republic

Department of Biotechnology Faculty of Natural Sciences University of Ss Cyril and Methodius Námestie J Herdu 2 917 01 Trnava Slovakia

Department of Food Science Faculty of Agrobiology Food and Natural Resources Czech University of Life Sciences Kamýcká 129 165 00 Praha Czech Republic

National Agricultural and Food Center Research Institute of Plant Production Bratislavská cesta 122 921 68 Piešťany Slovakia

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