Gastrodia Polysaccharides – Premium Supplier & Bulk Extracts | AIHerba®
AIHerba® offers high-purity Gastrodia Polysaccharides extracted from Gastrodia elata rhizomes, providing a reliable source for functional food, nutraceutical, cosmetic, and pharmaceutical applications. As a GMP-certified manufacturer with over 28 years of extraction and production experience, we ensure consistency, potency, and purity for bulk orders. Our Gastrodia Polysaccharides meet rigorous COA standards, including heavy metal, pesticide residue, and microbiological testing, making them ideal for OEM, private label, and custom formulations. We provide flexible MOQ, safe global shipping, and complete technical support for formulation guidance. Choose AIHerba® for traceable, high-quality Gastrodia Polysaccharides to accelerate product innovation, satisfy regulatory requirements, and enhance market competitiveness.
1. What is Gastrodia Polysaccharides?
Gastrodia Polysaccharides are natural bioactive polysaccharides extracted from the rhizome of Gastrodia elata, a traditional Chinese medicinal plant. These polysaccharides are water-soluble, high molecular weight compounds known for their stabilizing, functional, and bioactive properties in nutraceutical and cosmetic formulations.
2. Product Source
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Botanical Name: Gastrodia elata Blume
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Plant Part Used: Rhizome
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Origin: Sichuan and Guizhou provinces, China
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Extraction Method: Water-ethanol extraction, refined purification, and spray-dried for powder form
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Purity: ≥ 80% (HPLC standard)
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Appearance: Light yellow to off-white fine powder
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CAS Number: N/A
3. Mechanism of Action & Functional Benefits
Gastrodia Polysaccharides function as bioactive polysaccharides with multiple roles:
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Antioxidant support: Scavenging free radicals and protecting cellular integrity.
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Immune modulation: Enhancing innate immune cell activity.
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Cellular vitality: Supporting mitochondrial and nerve cell stability.
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Hydration & functional performance in formulations: Improves water-binding capacity in foods and cosmetics.
⚠️ Note: Content avoids medical claims; phrasing focuses on functional properties for health product formulations.
4. Traditional Applications & Usage Guide
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Traditional Chinese medicine: Prepared as rhizome extracts for functional ingredients.
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Nutraceuticals: Incorporated into powders, capsules, tablets, or beverage formulations.
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Cosmetic formulations: Added to creams or masks for functional stability and texture enhancement.
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Recommended concentration: 0.5–5% of final formulation, depending on application type.
5. Recommended Dosage & Best Formulation Guide
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Functional beverages: 0.5–1.5% w/v
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Capsules/tablets: 100–500 mg per serving
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Cosmetic creams/lotions: 1–3%
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Formulation tip: Dissolve polysaccharides in warm water, adjust pH 6–7, combine with stabilizers for uniform dispersion.
6. Product Specifications & COA
| Category | Parameter | Specification | Test Method |
|---|---|---|---|
| Polysaccharide Content | Total Polysaccharides | ≥80% | HPLC / Phenol-sulfuric acid |
| Moisture | Water content | ≤8% | Karl Fischer |
| Appearance | Powder | Light yellow to off-white | Visual |
| Odor | Characteristic | Mild | Sensory |
| Pesticide Residues | Multiple residues | Compliant with EU & USP standards | GC-MS / LC-MS |
| Heavy Metals | Lead (Pb) | ≤2 ppm | ICP-MS |
| Arsenic (As) | ≤1 ppm | ICP-MS | |
| Mercury (Hg) | ≤0.1 ppm | ICP-MS | |
| Cadmium (Cd) | ≤0.3 ppm | ICP-MS | |
| Microbial Limits | Total Plate Count | ≤1000 CFU/g | ISO 4833 |
| Yeast & Mold | ≤100 CFU/g | ISO 21527 | |
| E. coli | Negative | ISO 16649 | |
| Salmonella | Negative | ISO 6579 |
7. Manufacturing Process & Workflow
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Raw material selection: Fresh rhizomes sourced from certified farms.
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Cleaning & drying: Remove impurities, air or oven-dried.
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Extraction: Water-ethanol extraction under controlled temperature.
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Filtration & concentration: Remove insoluble matter.
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Purification: Activated carbon & ultrafiltration to ensure polysaccharide purity.
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Spray-drying: Convert into fine powder with consistent particle size.
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Quality control & packaging: COA verification, vacuum-sealed packaging.
8. Storage, Shelf Life & Packaging
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Storage: Keep in a cool, dry place, away from direct sunlight.
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Shelf Life: 24 months under proper storage conditions.
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Packaging Options:
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25 kg/drum
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50 kg/drum
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Customized packaging available
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Sample Policy: Samples available on request for quality verification and formulation testing.
9. Shipping & Minimum Order Quantity (MOQ)
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MOQ: 1 kg for bulk orders, flexible for OEM/ODM trials
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Shipping: Air freight, sea freight, or courier (DHL, FedEx, UPS) with proper customs documentation
10. Latest Research & Clinical References
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“Gastrodia polysaccharides: extraction, structural characterization, and bioactivity” – PubMed https://pubmed.ncbi.nlm.nih.gov/22312280
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FDA GRAS & dietary supplement reference: https://www.fda.gov/food/dietary-supplements
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NIH Natural Products Research: https://www.nih.gov/research-training/natural-products
11. Applicable Industries & Use Cases
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Nutraceuticals and dietary supplements
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Functional foods and beverages
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Cosmetic and personal care formulations
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Pharmaceutical excipients for bioactive formulations
12. Usage Methods & Formulation Tips
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Dissolve in water at 40–60°C for optimal solubility.
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Compatible with vitamins, minerals, and herbal extracts.
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Blend with carriers (maltodextrin, dextrin) for powdered products.
13. Professional Credentials & Factory Expertise
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GMP-certified facility with ISO 9001 and ISO 22000 management systems
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28+ years of plant extraction and production experience
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OEM/ODM services: customized formulas, private labeling, and technical support
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Traceable supply chain from China’s leading natural plant extract factory
14. FAQ – Gastrodia Polysaccharides
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Q: Is Gastrodia Polysaccharides safe for food and cosmetic use?
A: Yes, our extracts are tested according to EU, USP, and ISO standards, free of contaminants. -
Q: Can the polysaccharide content be customized?
A: Yes, we can adjust purity levels (≥80%, ≥90%) per COA verification. -
Q: Do you provide COA and MSDS for every batch?
A: Yes, COA and MSDS are supplied with each order. -
Q: What is the shelf life of your Gastrodia Polysaccharides?
A: 24 months under proper storage conditions. -
Q: Can AIHerba support OEM capsule or blend development?
A: Yes, we provide technical guidance, formulation support, and private labeling. -
Q: Is Gastrodia Polysaccharides suitable for vegan products?
A: Yes, our polysaccharides are plant-derived and vegan-friendly.
15. References & Standards
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FDA Dietary Supplements: https://www.fda.gov/food/dietary-supplements
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NIH Natural Products Research: https://www.nih.gov/research-training/natural-products
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EU Pesticide Residue Limits: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32009R1107
Supplier & Contact Information:
AIHerba® | China Natural Plant Extracts Supplier & OEM Factory
GMP-certified manufacturer specializing in natural plant extracts for cosmetics, nutraceuticals, functional foods, and dietary supplements.
📧 sales@aiherba.com | info@aiherba.com | liaodaohai@gmail.com
🌐 www.aiherba.com





