Xylooligosaccharides
Abbreviation: XOS
Molecular Formula: C₅ₙH₈ₙ₊₂O₄ₙ₊₁ (n = 2~7)
Molecular Weight Range: 282 – 942 Da
Product Details
Basic Info.
| Model NO. | zhuofeng |
| EINECS | 201-788-0 |
| Type | Xylitol |
| Nutritional Value | Nutritional |
| Resource | Natural |
| Description | White and Yellowish Powder |
| Strong Stability | Against Acid and Heat |
| Active Ingredient | Xylo-Oligosaccharide |
| Transport Package | 25kg/Bag |
| Specification | 70%/95% |
| Trademark | Zhuofeng |
| Origin | China |
| HS Code | 1702900090 |
| Production Capacity | 100 Tons Per Month |
Prebiotic Fiber Xylo-Oligosaccharide Xylooligosaccharide Xos 95 Powder

Description
XYLO-OLIGOSACCHARIDE (XOS)
Abbreviation: XOS
Molecular Formula: C₅ₙH₈ₙ₊₂O₄ₙ₊₁ (n = 2~7)
Molecular Weight Range: 282 – 942 Da
Xylo-oligosaccharide (XOS) is a functional oligosaccharide composed of 2–7 xylose units linked by β-1,4 glycosidic bonds. It is recognized as a highly effective prebiotic.
Raw Material:
XOS is produced through enzymatic hydrolysis of corncob, ensuring a natural and sustainable source.
Physicochemical Properties
1.High Selectivity: Promotes the proliferation of beneficial bacteria such as Bifidobacterium and Lactobacillus.
2.Enzyme Resistance: Not hydrolyzed by human or animal digestive enzymes, allowing it to reach the colon intact.
3.Acid and Heat Stability: Remains stable under acidic conditions and high temperatures, making it suitable for various processing applications.
4.Low Effective Dosage: Active at concentrations as low as 0.01–0.05%.
Mechanism of Action
1.Biological Role: XOS selectively stimulates the growth of beneficial gut bacteria while suppressing pathogenic species.
2.Biochemical Process: Beneficial bacteria ferment XOS to produce short-chain fatty acids (SCFAs), which lower intestinal pH, inhibit the growth of harmful bacteria, and improve gut health.

Functional Benefits
1. Gut Microbiota Regulation: Enhances the proliferation of probiotics and inhibits harmful bacteria, alleviating constipation and diarrhea.
2. Detoxification: Reduces toxic fermentation products and bacterial enzymes in the gut.
3. Mineral Absorption: Improves the absorption and retention of calcium and iron.
4. Cardiometabolic Health: Helps lower serum cholesterol and blood pressure.
5. Hepatoprotection: Supports liver function.
6. Immune Modulation: Enhances immune responses.
7. Oral Health: Helps prevent dental caries.
8. Vitamin Synthesis: Promotes the production of B vitamins by beneficial bacteria.
9. Intestinal Motility: Stimulates bowel movement, reduces constipation, and decreases colon toxins.
10. Nutrient Utilization: Impro metabolic efficiency, digestion, and feed conversion ratio, supporting growth performance in animals.
11. Odor Reduction: Decreases fecal odor, improving rearing environment and air quality.
12. Antibiotic Alternative: Serves as a natural growth promoter, reducing the need for antibiotics.
Applications
Widely used in functional foods, animal feed, pharmaceuticals, and health products for its prebiotic and health-promoting properties.

XOS Specification
|
Items |
XOS-70 |
XOS-95 |
XOS-99 |
||||
|
Liquid |
Powder |
Liquid |
Powder |
Liquid |
Powder |
||
|
Moisture/% |
≤ |
- |
5 |
- |
5 |
- |
5 |
|
Dry matter(solids)/% |
≥ |
70 |
- |
70 |
- |
70 |
- |
|
Transmittancy/% |
≥ |
70 |
- |
70 |
- |
70 |
- |
|
pH |
= |
3.5~6.0 |
|||||
|
XOS2-7content(As dry basis)/% |
≥ |
70 |
70 |
95 |
95 |
99 |
99 |
|
XOS2-4content(As dry basis)/% |
≥ |
50 |
50 |
65 |
65 |
75 |
75 |
|
Ash/% |
≤ |
0.3 |
|||||
XOS Application:
Medicine and health care products, dairy products and beverages, food products
XOS Packing:
Liquid: 1400kgs/IBC
Powder: 25kgs/Paper bucket


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