FOS(Fructo-oligosaccharides)
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We specialize in a wide array of products ranging from food Ingredients, Nutritional Ingredients, APIs, Vitamins to Veterinary products.
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Our commitment to quality service can be noted with our compliance to regulatory mandates such as GMP,FDA, and certifications such as ISO, Halal, Kosher etc.
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FOS 55 LiqudFructooligosaccharides are also called fructooligosaccharides or sucrose trisaccharide oligosaccharides.read more
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Fructo-Oligosaccharide PowderFrocto-Oligosaccharide usually called FOS, it directly enters into large intestion without being digestedand absorbed by humanbody, and in intestine it rapidly promotes reproduction of...read more
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FOS Derived From SugarAs one of the members of prebiotics,FOS is the most price-performance product that preferred.It does good to all prebiotics which affect our health a lot.The healthcare products which has...read more
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FOS 90% PowderHigh-purity prebiotic fiber mild sweetness, about 30–50% of sucroseread more
Fine white powder with neutral taste
Supports digestive health and gut microbiota balance
Widely used in beverages,... -
Natural Fiber High Purity Fructooligosaccharides/FOS 95% ...Fructooligosaccharides/FOS 95% powder from Cane Sugar Product Introduction Fructo-oligosaccharides (FOS) are a source of dietary fiber. They form a mixture of 1-kestose, nystose and 1F-...read more
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Fructooligosaccharide/FOS 90% PowderFructo-oligosaccharide/FOS 90% Powder from Cane Sugar Product Introduction Fructooligosaccharides are short polymers of fructose or fructose and glucose with predominantly β(1→2)glycosidic bonds....read more
Fructooligosaccharides (FOS) also sometimes called oligofructose or oligofructan, are oligosaccharide fructans, used as an alternative sweetener. FOS exhibits sweetness levels between 30 and 50 percent of sugar in commercially prepared syrups. It occurs naturally, and its commercial use emerged in the 1980s in response to demand for healthier and calorie-reduced foods.
Fast Facts On FOS (Fructo-Oligosaccharides)
FOS (Fructo-Oligosaccharides) are forms of oligosaccharides and come from natural sources.
Their sweet flavor makes them a common choice for alternative sweeteners.
Overusing fructooligosaccharides can cause side effects, including digestive upset and abdominal stress.
In general, the best way to add them to the diet is by eating a varied diet rich in the whole foods that contain them.
6 Research-Backed Health Benefits of Fructooligosaccharides (FOS)
Prebiotic in Nature
FOS or Fructooligosaccharides are considered to be prebiotics. While you may confuse prebiotics with probiotics, they're different. Probiotics are live microorganisms thriving in your gut and responsible for maintaining overall health, and prebiotics are non-digestible fiber that act as food for the good / probiotic bacteria to nourish their growth.
As fructooligosaccharides are indigestible, they reach your large intestine and benefit the growth of good bacteria in your digestive tract. Also, fructooligosaccharides are used in baby formula to help grow good bacteria in your intestines.
Help Deal with Harmful Bacteria
Fructooligosaccharides are known to help deal with Clostridium perfringens, a toxic bacteria linked with food poisoning. Even research says that fructooligosaccharides are known to inhibit the activity of pathogens and promote the activity of beneficial bacteria.
Great Source of Fiber
Fructooligosaccharides are a good fiber source. This natural fiber helps increase the size and weight of your stool and also softens it. And all this makes it easy to pass, thus preventing constipation. Even a study states that fructooligosaccharides help relieve or completely eliminate constipation.
Help Reduce Blood Sugar
When you consume simple sugar, it is absorbed quickly in the bloodstream spiking your blood sugar levels. However, that's not how it is with fructooligosaccharides. Fructooligosaccharides are non-digestible in nature thus prevent sudden blood sugar spikes, and also help reduce the risk of diabetes.
Even a review of studies reported FOS's ability to help balance blood sugar in humans. Researchers also found a link between FOS and reduced serum blood sugar levels.
Improve Mineral Absorption
Poor nutrient absorption means the inability or impaired ability of your body to absorb nutrients. And this stops you from getting all the benefits nutrient-rich foods offer, leading to nutrient deficiencies.
However, fructooligosaccharides, according to research, help improve mineral absorption and thus protecting you from the risk of mineral deficiencies.
May Help Reduce Cholesterol
High cholesterol is a major problem that blocks your blood vessels and obstructs the blood flow leading to heart attacks. However, fructooligosaccharides can be your savior.
According to an overview of several studies, fructooligosaccharides helped reduce weight and cholesterol in dogs and rats. And this effect might be relevant for humans too. However, more research is required to confirm this fact.

What Does FOS (Fructo-Oligosaccharides) Do in the Body
Fructooligosaccharides (FOS) are oligosaccharides that occur naturally in plants such as onion, chicory, garlic, asparagus, banana, artichoke, among many others. They are composed of linear chains of fructose units, linked by beta (2-1) bonds. The number of fructose units ranges from 2 to 60 and often terminate in a glucose unit.
Dietary FOS are not hydrolyzed by small intestinal glycosidases and reach the cecum structurally unchanged. There, they are metabolized by the intestinal microflora to form short-chain carboxylic acids, L -lactate, CO(2), hydrogen and other metabolites. FOS have a number of interesting properties, including a low sweetness intensity; they are also calorie free, non-cariogenic and are considered as soluble dietary fibre.
Furthermore, FOS have important beneficial physiological effects such as low carcinogenicity, a prebiotic effect, improved mineral absorption and decreased levels of serum cholesterol, triacylglycerols and phospholipids. Currently FOS are increasingly included in food products and infant formulas due to their prebiotic effect stimulate the growth of nonpathogenic intestinal microflora.
Their consumption increases fecal bolus and the frequency of depositions, while a dose of 4-15 g/day given to healthy subjects will reduce constipation, considered one of the growing problems of modern society, and newborns during the first months of life.
Short-chain fructooligosaccharides (FOS) are prebiotics, which escape digestion in the small intestine and are fermented by the colonic microflora into short-chain fatty acids. Recently, we found that the daily consumption of 20 g FOS decreased basal hepatic glucose production in healthy subjects without any effect on insulin-stimulated glucose metabolism.
We evaluated the effects of the chronic ingestion of FOS on plasma lipid and glucose concentrations, hepatic glucose production and insulin resistance in type 2 diabetics.
Type 2 diabetic volunteers received either 20 g/d FOS or sucrose for 4 wk in a double-blind crossover design. FOS did not modify fasting plasma glucose and insulin concentrations or basal hepatic glucose production. The plasma glucose response to a fixed exogenous insulin bolus did not differ at the end of the two periods. Erythrocyte insulin binding also did not differ. Serum triacylglycerol, total and HDL cholesterol, free fatty acid, apolipoproteins A1 and B and lipoprotein (a) concentrations were not modified by the chronic ingestion of FOS.
We conclude that 4 wk of 20 g/d of FOS had no effect on glucose and lipid metabolism in type 2 diabetics.
Are FOS (Fructo-Oligosaccharides) the Same as Fructose
The term fructooligosaccharides (FOS) is used for fructose oligomers, which contain one molecule of glucose and 2 to 4 molecules of fructose attached by β-2,1 glycosidic linkages. FOS can be produced using two schemes: produced from sucrose via transfructosylation activity of β-fructofuranosidase enzyme, and controlled enzymatic hydrolysis of the polysaccharide (inulin) using inulinases. FOS production also was observed using Sporotrichum thermophile in high sucrose submerged batch cultivation.
Fructooligosaccharides (FOS) are oligomers of β(2-1)-linked D-fructose molecules with a maximum DP of 10. FOS can contain one molecule of glucose in their structure to form a linear chain linked to fructose (GFn) or only fructose (Fn).
GFn are mainly derived from the transfructosylation of sucrose while Fn are derived from inulin hydrolysis. The smallest FOS is kestose (1-kestose, β-D-fructofuranosyl-(2→1)-β-D-fructofuranosyl-(2→1)-α-D-glucopyranoside). In addition to kestose, nystose (one glucose and three fructose molecules) and fructosyl nystose (one glucose and four fructose molecules) are the most common GFn molecules. They are also referred as GF2, GF3, and GF4, respectively.
What Are FOS (Fructo-Oligosaccharides) Used For
Because of their ability to act as food for friendly bacteria, FOS often feature in the ingredients list of probiotic supplements. Low calorie and with a sweet taste, FOS are also commonly used as a sweetener, they can even be made into syrups or used as a coffee alternative.
As prebiotics in probiotic supplements
Complex fructooligosaccharides are prebiotics — a type of fibre that our bodies cannot break down, but that bacteria can. FOS pass through our intestines to be digested by our gut microbes; these bacteria then turn FOS into short-chain fatty acids and vitamins.
As an alternative sweetener and food
Fructooligosaccharides are listed as dietary ingredients and can improve food taste and texture. Although they are carbohydrates, they are normally listed as a fibre. Because of their subtle sweet flavour, FOS are often used as a low-calorie sugar alternative.
Some types of FOS are made into syrups whereas others can be ground down into a powder and used as a coffee alternative, such as ground chicory root. FOS can be made into extracts of varying concentrations.
As a medicine
Fructooligosaccharides also have some uses in medicine as a treatment for constipation, as well as having been used for treating traveller's diarrhea, osteoporosis and high cholesterol levels. It is also understood that FOS can aid immunity and bone health.
FOS is a type of oligosaccharide defined as nondigestible carbohydrates consisting of glucose and fructose sugar molecules connected by β glycosidic bonds and a degree of polymerization that varies from 2 to 60 chain lengths.
FOS is commonly referred to as oligofructose, oligofructan, fructose oligomers, fructans, and glycofructans, and is regularly incorporated into various food applications and wellness products due to its functional properties and extensive health benefits. FOS can be found in approximately 36,000 different plants, cereals, and honey; however, these sources only provide trace amounts of FOS, resulting in the need for commercial production.
4 – 15% as a general-purpose food ingredient. 400 – 680 mg/100 mL in infant formula. < 500 mg per day as a non-medicinal ingredient in NHPs. 4 g per day for healthy glucose metabolism.
Our Factory
Qingdao Oriental Tongxiang International is located in Qingdao, China, founded in 1999. We specialize in a wide array of products ranging from food Ingredients, Nutritional Ingredients, APIs, Vitamins to Veterinary products.
We have made it a serious point to prove the quality, effectiveness, and price of our ingredients. In fact, our commitment to quality service can be noted with our compliance to regulatory mandates such as GMP,FDA, and certifications such as ISO, Halal, Kosher etc. This commitment also extends to other areas of our company such as timely service and professional communication.
We look forward to working with you in providing excellent ingredients for your products. By doing so, we know that we will be contributing to the health of individuals and to the health initiative present around the world.



Our Team
Oriental Tongxiang has a "one team" mindset and philosophy in its operations that ensures all team members are focused on providing our customers with the highest quality and lowest cost products.



FAQ
As one of the leading fos(fructo-oligosaccharides) manufacturers and suppliers in China, we warmly welcome you to wholesale the best fos(fructo-oligosaccharides) from our factory. All our products are with high quality and competitive price.
Oriental Tongxiang has a "one team" mindset and philosophy in its operations that ensures all team members are focused on providing our customers with the highest quality and lowest cost products.
