Circular bioeconomy and integrated biorefinery in the production of xylooligosaccharides from lignocellulosic biomass: A review

•Xylooligosaccharides are a promising prebiotic compound for food technology.•Lignocellulosic residues are a potential source to produce xylooligosaccharides.•Agroindustrial wastes are the raw material of second generation biorefineries.•The creation of value-added compounds increases the bioeconomy and sustainability.