Chitosan Oligosaccharide (COS)
Key Benefits
- Water-soluble: dissolves at neutral pH — no acid needed
- High bioactivity: low MW = high absorption & activity
- Prebiotic: supports beneficial gut microbiota
- Antimicrobial: natural defense against harmful bacteria
- Full grade range: food, feed, agriculture & industrial in one factory
Main Applications
- Functional foods: prebiotic & gut-health formulations
- Dietary supplements: immune & weight-management products
- Animal feed: gut health & growth promotion in livestock/aquaculture
- Agriculture: plant immunity elicitor & soil health
- Water treatment / industry: flocculation & antibacterial applications
Recommended Use Levels
Use levels depend on the finished-product category and the target claim. Contact our technical team for grade-specific guidance and samples.
EU & Regulatory Notes
Ingredients supplied for food and supplement use must comply with the EU food law framework applicable to your finished product and destination market — in particular Directive 2002/46/EC on food supplements and Regulation (EU) 2015/2283 on novel foods where relevant — as well as national rules in each Member State. Always verify permitted ingredient status and maximum levels before launch; Aogubio provides COA, SDS and technical documentation to support your compliance file.
Why Buy Bulk Chitosan Oligosaccharide (COS) from Aogubio?
- GMP-certified manufacturing: consistent quality from raw material to finished ingredient
- Complete documentation: COA, SDS and heavy metal test reports with every batch
- Flexible supply: samples to full container loads, MOQ from 1 kg
- Export experience: reliable shipping to EU, North America and Asia
FAQ
What is Chitosan Oligosaccharide?
The water-soluble, low-molecular-weight form of chitosan (≤3000 Da).
What grades are available?
Food, feed, agriculture and industrial grades.
What is the degree of deacetylation?
≥90%.
What is it used for?
Prebiotic foods, supplements, feed additives, agriculture and industry.
Do you provide COA and SDS?
Yes — full COA, SDS, heavy metal and microbiology reports available.
What is the shelf life?
Typically 24 months stored sealed in a cool, dry place.
View the Chitosan Oligosaccharide (COS) product page for specifications and to request samples.
Aogubio Co., Ltd (Imaherb) is a GMP-certified manufacturer of bulk ingredients. Every batch ships with COA, MSDS and heavy metal test reports.