Stachyose (Standard) is the standard substance of Stachyose, and it is applicable for quantitative analysis, quality control, and related research in biochemical experiments. Stachyose is an oligosaccharide that inhibits the proliferation of vancomycin-resistant enterococci.Stachyose regulates the intestinal microbiota and attenuates dextran sulfate sodium-induced acute colitis in mice.