Stachyose is a natural tetrasaccharide refined from natural plants extracts. Its appearance is a white powder. Stachyose is slightly sweet and is less sweet than sucrose about 22% sweetness level. It has a refreshing taste and without undesirable flavors. Also, It has a safety feature that other chemical compounds and GMO product do not have. Academic research and experiments show that: Stachyose can break down into mannose trisaccharide and melibiose which are the beneficial factors for the body health. And, mannose also can obtain from breaking down stachyose. Over 50% of all the health foods approved by Japanese Ministry of Health are related with soybean oligosaccharides which is a class of oligosaccharides with the main composition – stachyose.