Xylanase is produced by many microorganisms but not mammals. Xylanase is used to break down plants as well as the sugar xylose. It has been found in many different fungi and bacteria. The enzyme is from Trichoderma sp and consists of 190 amino acids. Xylanase belongs to the glucanase enzyme family, which is characterized by their ability to break down various xylans to produce short-chain xylo-oligosaccharides. Enzymes are important to proper nutrition and proper digestion. Without the proper levels of enzymes from foods or supplements, you are susceptible to excessive gas and bloating, diarrhea, constipation, heartburn, low energy, acne, arthritis, allergies, insomnia, high cholesterol and many other discomforts.