Ensigns Health Care Pvt. Ltd. Manufactures Fructo Oligosaccharide - FOS Dietary Fibre. Ensigns Health Care Pvt. Ltd. Supplies low calorie sweetener. Fructo Oligosaccharide - FOS Dietary Fibre comprised of D-Fructose and D-glucose, containing 3 to 5 monosaccharide units. Fructo Oligosaccharide - FOS Dietary Fibre is also called Neo sugar or short chain FOS [scFOSO and are produced on a commercial scale from sucrose using Fructosyltansferase enzyme. It looks like honey and taste like honey but resistant to digestion in the stomach and small intestine and hence contribute very low calorie to the body. FOS is considered non digestible oligosaccharides. But they are fermented by a limited number of colonic bacteria which is good for health. It reduces the incidence of colon tumors for both familial adenomatous polyposis and sporadic colon cancers. This sweetener promotes the growth of beneficial bacteria in the colon which helps in boosting immunity level and also called as Prebiotics.