Chitosan Oligosaccharide (COS) – Food Grade & Industrial Oligosaccharide for Advanced Formulations
A Highly Bioactive Water-Soluble Chitosan Derivative
Chitosan Oligosaccharide (COS) is a low-molecular-weight derivative of chitosan engineered for high solubility, rapid absorption, and superior biological activity. Produced through controlled hydrolysis of chitosan derived from shrimp and crab shells, COS consists of short polymer chains that dissolve easily in water and interact efficiently with biological systems.
Because of its low molecular weight and excellent water solubility, chitosan oligosaccharide exhibits enhanced biological activity compared to conventional chitosan polymers. Research shows that COS is highly bioactive, non-toxic, and easily absorbed, which makes it valuable in industries such as food manufacturing, agriculture, biotechnology, and feed production.
Manufacturers worldwide buy chitosan oligosaccharide powder to improve formulation performance in functional foods, nutraceutical products, crop protection systems, and animal nutrition applications.
As a trusted chitosan oligosaccharide supplier, Chitosan Global provides multiple COS grades designed for food manufacturers, agricultural companies, and industrial product developers.
What is Chitosan Oligosaccharide?
Chitosan oligosaccharide is produced by breaking down standard chitosan into smaller molecular fragments through enzymatic or chemical hydrolysis. The resulting molecules typically have molecular weights between 2,000–6,000 Da, allowing them to dissolve completely in water and exhibit strong biological activity.
This modification significantly improves functionality compared with traditional chitosan.
Key characteristics include:
excellent water solubility
low molecular weight
high biological activity
rapid absorption in biological systems
compatibility with multiple industrial formulations
Because of these properties, chitosan oligosaccharide powder is widely used as a functional ingredient in food products, agricultural biostimulants, and feed additives.
Shellfish vs Mushroom Chitosan Oligosaccharide
Chitosan Global provides COS derived from two biological sources to support different manufacturing needs.
Shellfish
Shellfish-derived COS is produced from shrimp and crab shell chitin, one of the most widely used commercial sources of chitosan.
Advantages include:
well-established industrial production
high polymer purity
strong biological activity
consistent molecular structure
This material is widely used in food processing, agricultural biostimulants, and feed additives.
Mushroom
Chitosan oligosaccharide can also be produced from fungal biomass (mushroom chitosan).
Benefits include:
suitable for vegan or non-shellfish formulations
reduced allergen concerns
stable fermentation-based production
increasing demand from plant-based food manufacturers
Both shellfish and mushroom COS provide the same functional benefits for industrial applications, allowing manufacturers to select the appropriate source based on regulatory and labeling requirements.
Key Functional Properties of Chitosan Oligosaccharide
Manufacturers choose chitosan oligosaccharide powder because of its unique performance advantages.
High Water Solubility
COS dissolves easily in water, enabling fast dispersion in liquid formulations, sprays, and ingredient solutions.
High Biological Activity
Compared with standard chitosan polymers, COS demonstrates stronger bioactivity and absorption, making it effective in food and agricultural formulations.
Plant Defense Activation
In agriculture, COS functions as a plant immunity elicitor, stimulating natural defense responses and improving crop resilience against pathogens.
Antimicrobial and Antioxidant Activity
Studies show that COS exhibits antimicrobial, antioxidant, and immune-supporting effects, supporting its use in feed and functional food formulations.
Environmentally Friendly Biopolymer
Derived from renewable biological materials, COS is biodegradable and eco-friendly, supporting sustainable product development.
Industry Applications of Chitosan Oligosaccharide
Food & Nutraceutical Manufacturing
In the food industry, food grade chitosan oligosaccharide is used in functional ingredient systems.
Applications include:
functional food ingredients
nutraceutical formulations
beverage additives
prebiotic dietary supplements
metabolic health products
COS has been studied for its role in supporting gut microbiota balance and metabolic health, making it attractive for functional food development.
Agricultural Biostimulants
Chitosan oligosaccharide for agriculture is widely used in sustainable farming systems.
Typical agricultural uses include:
plant growth stimulants
crop stress resistance
seed treatment formulations
natural plant immunity activation
soil microbial enhancement
Research shows COS can improve plant growth, nutrient uptake, and disease resistance, helping farmers reduce reliance on synthetic pesticides.
Animal Feed and Livestock Nutrition
COS is increasingly used as a natural feed additive in animal nutrition.
Benefits include:
improved gut microbiome balance
enhanced nutrient absorption
immune system support
antibiotic alternative in livestock production
Studies indicate COS can act as a prebiotic compound that promotes beneficial gut bacteria.
Industrial & Biotechnology Applications
In biotechnology and industrial research, COS is used for:
bioactive polymer formulations
pharmaceutical research
biodegradable biomaterials
encapsulation systems
Its low molecular weight and high solubility allow efficient integration into advanced material systems.
Available COS Grades
Chitosan Global supplies several chitosan oligosaccharide grades tailored for specific industries.
| Model | Application |
|---|---|
| RY-COS90 | Agricultural grade plant biostimulant |
| RX-H85(C) | Feed grade livestock nutrition |
| RX-H10 | Feed grade formulation ingredient |
| NUGLY IM/166R | Food grade functional ingredient |
| NUGLY LB/166R | Cosmetic raw material |
These grades allow manufacturers to select the optimal chitosan oligosaccharide specification for their industry.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product | Chitosan Oligosaccharide |
| Source | Shellfish or Mushroom |
| Form | Water Soluble Powder |
| Molecular Weight | Low molecular weight oligosaccharide |
| Solubility | Fully soluble in water |
| Applications | Food, Agriculture, Feed, Industrial |
| MOQ | 25 g sample / 1 kg bulk |
Each production batch includes a Certificate of Analysis (COA) verifying purity and quality.
Why Manufacturers Choose Chitosan Global
Industrial buyers choose Chitosan Global because of its focus on high-performance chitosan derivatives for commercial applications.
Key advantages include:
reliable chitosan oligosaccharide supplier
multiple COS grades for different industries
shellfish and mushroom origin options
consistent polymer quality
scalable supply for industrial production
Manufacturers looking to buy chitosan oligosaccharide powder can start with small quantities for R&D and scale up to commercial volumes.
Order Chitosan Oligosaccharide
Chitosan Global supplies premium chitosan oligosaccharide powder for industrial and research applications.
Minimum order quantity: 25 g
Food manufacturers, agricultural companies, and ingredient developers can request samples or bulk pricing directly from the product page:
https://chitosanglobal.com/product/chitosan-oligosaccharide-shellfish/