Sample: Available 20g
Appearance: Brown yellow powder
Delivery: within 3 days after payment
Certifications: ISO, HACCP, HALAL, KOSHER
Foil bag: 1-10kg; Drum: 20,25kg
- Product Description
Polygonum Cuspidatum Extract Powder - Premium Natural Resveratrol Source
Xi'an Linnas Biotech delivers enterprise-grade Polygonum Cuspidatum Extract Powder with standardized concentrations from 10:1 to 50:1 ratios. Our progressed extraction innovation yields up to 99% trans-resveratrol virtue whereas keeping up strict emodin substance underneath 1%. With 15 a long time of extraction skill and 600+ fulfilled clients, accomplishing 99% positive rates, we give thermal-stable powder (254-256°C softening point) that withstands fabricating forms. Each group highlights optimized molecule measure (95% through 80 work) and controlled bulk thickness (0.4-0.6 g/mL) for predominant flowability in capsulation and tablet compression applications.
What Makes Our Extract Different?
You're looking for a dependable resveratrol source that won't compromise your definitions. Our extricate addresses the industry's greatest challenge: adjusting strength with stability.
Unlike grape-derived choices, our standardized botanical extract comes from dried Mammoth Knotweed roots. This common root gives steady quality whereas tackling cost-efficiency concerns in large-scale manufacturing.
The hydrophobic nature of our powder guarantees warm steadiness up to 200°C. This implies your generation lines can handle damp granulation forms without debasement. You won't confront the oxidation issues common with lower-grade extracts.

Why Choose Linnas Biotech?
Our 15 years of experience in plant extraction translates to superior Polygonum Cuspidatum Extract Powder quality. We've built lasting relationships with customers across Europe, America, and Asia through consistent excellence.
From high-end cosmetics brands in North America to health food companies in the Middle East, we deliver customized solutions. Our OEM/ODM services adapt to your specific requirements.
Quality certifications include Halal, Kosher, and organic options. This flexibility helps you meet diverse market requirements without sourcing multiple suppliers.
We understand the complexities of international trade. Our experienced team ensures smooth transactions and reliable delivery schedules.
The combination of advanced production facilities and skilled technical expertise sets us apart. Every step follows rigorous protocols to guarantee product integrity.
Polygonum Cuspidatum Extract Powder Specifications
| Specification | Details |
|---|---|
| Product Name | Polygonum Cuspidatum Extract Powder |
| Botanical Name | Polygonum cuspidatum |
| Active Ingredient | Resveratrol, Anthraquinones |
| Appearance | Fine Powder, Light Brown to Yellowish Brown |
| Extraction Solvent | Ethanol/Water |
| Particle Size | 80 Mesh (customizable) |
| Purity | ≥ 98% (customizable) |
| Packaging | 25kg/Drum or as per customer requirements |
| Shelf Life | 2 Years |
Primary Applications
Longevity and Anti-Aging Supplements
Your clients request compelling maturing back definitions. Our extricate serves as the foundation fixing for solid maturing supplements by enacting Sirtuin proteins (SIRT1).
When you combine it with NMN or NAD+ antecedents, the chemical steadiness guarantees most extreme viability. The granular frame avoids isolation amid capsule filling. This makes it idealize for complex multivitamin matrices.
Typical dose ranges from 100mg to 500mg per serving. The tall virtue dispenses with concerns almost undesirable purgative impacts from impurities.
Advanced Cosmetic Formulations
You require dependable ingredients for premium skincare items. Our extricate capacities as both a tyrosinase inhibitor for skin brightening and a strong antioxidant against photo-aging.
The powder coordinating well into anti-aging serums and creams. Be that as it may, you'll need to consider micro-encapsulation for water-based details. This avoids color changes whereas guaranteeing entrance through the stratum corneum.
For oil-in-water emulsions, the extricate requires stabilization to keep up viability all through rack life. Numerous formulators utilize nano-emulsion innovation for ideal results.
Functional Food Applications
Your nourishment items benefit from characteristic conservation. The extract's antimicrobial properties work against Staphylococcus aureus and different fungi.
It anticipates lipid peroxidation more viably than Vitamin E in certain situations. This expands rack life whereas keeping up common item claims.
For refreshments, consider cyclodextrin-wrapped complexes. These guarantee the powder doesn't accelerate amid warm pasteurization processes.
Quality and Manufacturing Excellence
We keep up strict quality control all through generation. Our office follows the most noteworthy universal guidelines with numerous certifications counting ISO9001 quality administration system.
Every group experiences modern testing for virtue and contaminants. We particularly control for Polycyclic Fragrant Hydrocarbons (PAHs) to meet USP/EP and EU compliance standards.
The Polygonum Cuspidatum Extract Powder extraction handle jam the bioactive trans-form whereas minimizing photosensitive corruption. Appropriate capacity anticipates isomerization to the less dynamic cis-form.

Technical Considerations
Understanding the extract's properties makes a difference optimize your definitions. The hydrophobic nature implies destitute water dissolvability, requiring lipid carriers for softgel production.
UV light introduction causes fast corruption, so secure wrapped up items in the same manner. The warm soundness advantage permits standard fabricating forms without extraordinary handling.
Particle estimate consistency guarantees dependable stream characteristics. This decreases fabricating changeability and progresses batch-to-batch consistency.
Global Reach and Reliability
With over 600 satisfied customers and a 99% positive rate, we've proven our commitment to excellence. Our strategic location in Xi'an provides access to premium raw materials while maintaining cost competitiveness.
We support your growth with scalable production capacity. Whether you need small development quantities or large commercial batches, we adapt to your requirements.
Our comprehensive testing capabilities ensure every shipment meets specifications. This reduces your quality control burden while maintaining product safety standards.

FAQ
Q: What's the contrast between resveratrol substance and extraction ratio?
A: Extraction proportions (10:1 to 50:1) demonstrate concentration levels - how much crude fabric produces the extricate. Resveratrol substance alludes to the genuine rate of dynamic compound, which we can standardize up to 99% trans-resveratrol notwithstanding of extraction ratio.
Q: Why is emodin substance controlled underneath 1%?
A: Emodin is a normal compound in Polygonum Cuspidatum that can cause purgative impacts at higher concentrations. By controlling it underneath 1%, we guarantee your supplements won't have undesirable stomach related side impacts whereas keeping up helpful resveratrol levels.
Q: How does warm soundness influence my fabricating process?
A: Our extricate remains steady up to 200°C amid preparing, with a dissolving point of 254-256°C. This implies you can utilize standard damp granulation, tablet compression, and embodiment forms without stressing approximately dynamic compound degradation.
Q: What's the rack life and appropriate capacity conditions?
A: When put away in air proof holders absent from light and dampness at room temperature, our extricate keeps up strength for 2-3 a long time. UV presentation causes quick debasement, so ensure wrapped up items with golden bundling or UV-blocking materials.
Q: Can this extract be used in water-based formulations?
A: The extract has poor water solubility (<0.03 mg/mL) due to its hydrophobic nature. For water-based products, consider micro-encapsulation, cyclodextrin complexes, or nano-emulsion technology to improve bioavailability and prevent precipitation.
Q: What certifications and testing do you provide?
A: Each group incorporates COA with overwhelming metals testing (lead, arsenic, cadmium, mercury), microbial investigation, and PAH testing for EU compliance. We hold ISO9001, HACCP, HALAL, and Legitimate certifications, with natural choices accessible upon ask.
Contact Us
Ready to enhance your formulations with premium Polygonum Cuspidatum Extract Powder? Reach out to cathy@linnas.com.cn for samples and pricing.









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