Dihydroquercetin Powder
Description
Dihydroquercetin Powder: Premium Taxifolin Extract with 98% Purity for Nutraceutical and Cosmetic Applications
Xi'an Le-Nutra Ingredients Inc. is a supplier of Dihydroquercetin Powder. The source is Larix gmelinii (Larch) wood. It is 98.0% purity by HPLC examination. This white to off-white crystalline powder tackles key B2B formulation difficulties including finished product oxidative instability, poor water solubility of competing flavonoids, and global regulatory compliance. We are able to offer consistent quality batches with minimal heavy metal concentration (Pb < 10 ppm), great water and ethanol solubility and 24 month shelf stability, thanks to our 60,000㎡ GMP-certified production facility and 3,000-ton annual capacity. Supplying directly from the facility eliminates the middleman and provides complete traceability of batches for producers of pharmaceuticals, nutritional supplements and cosmeceuticals seeking dependable taxifolin raw materials.
What Makes Our Dihydroquercetin Powder Different?
Our CAS 480-18-2 is obtained completely from sustainable Larch wood and purified with sophisticated techniques that meet pharmaceutical grade criteria. The crystal structure gives it a better solubility rate than crude plant extracts.
Taxifolin, compared to typical flavonoids with low bioavailability, has shown outstanding antioxidant activity – research has indicated that it is more effective than quercetin in quenching free radicals because of its saturated C-ring structure. This molecular advantage leads into improved stability in finished formulations.
We adhere to stringent quality protocols with microbiological limits of TPC ≤ 1000 CFU/g and negative pathogen tests. All lots come with full documentation: COA, TDS, MSDS and regulatory certifications including FDA, ISO, Kosher and Halal conformity.

Technical Specifications Table
| Item | Specification |
|---|---|
| Product Name | Dihydroquercetin Powder (Taxifolin) |
| CAS No. | 480-18-2 |
| Source | Larix gmelinii (Larch) Wood |
| Appearance | White to off-white free-flowing crystalline powder |
| Assay | 98% HPLC |
| Solubility | Good in water and ethanol |
| Loss on Drying | ≤ 5.0% |
| Total Ash | ≤ 5.0% |
| Heavy Metals | Pb < 10 ppm, As < 2 ppm, Cd < 1 ppm, Hg < 0.1 ppm |
| Microbial Limits | TPC ≤ 1000 CFU/g; Yeast & Mold ≤ 100 CFU/g; E. coli & Salmonella negative |
| Storage Conditions | Cool, dry, dark, sealed environment |
| Shelf Life | 24 months |
Six Core Functional Advantages for Your Formulations
Strong Antioxidant Protection
The unusual molecular makeup of taxifolin is responsible for its specific free radical scavenging activity. Your anti-aging skincare lines and dietary supplements receive further protection against oxidative stress and cellular damage.
Supports Cardiovascular Health
Our ingredient helps balance blood sugar, lipids and blood pressure. It increases blood circulation and vascular health, two key components for heart health supplements and functional food applications.
Metabolic Boosting
Bioactive chemical supports metabolic activities and gives protection to organ and nerve. This makes it a perfect ingredient for weight management products and metabolic support formulations.
Anti-inflammatory Effects
reduce inflammatory markers in your therapeutic goods The anti-inflammatory activity is supporting joint health supplements, recovery formulae and therapeutic cosmetics.
Antiviral Activity
Our Dihydroquercetin Powder is naturally antiviral, making it a great addition to immune support supplements and preventive health products amid seasonal challenges.
Multi-Industry Versatility
Taxifolin is available in capsules, tablets, topical serums, functional beverages and a host of other administration modalities. The good solubility profile is facilitating the development of the formulation.
Quality Assurance and Global Compliance
With over 14 years of industry experience, we assure that every batch fulfils worldwide standards. Advanced HPLC, heavy metal analysis and microbiological screening are performed by the expert R&D team, and rigorous testing is done.
We hold safety stock for over 30 days to keep our supply chains stable. Order size never disrupts your production plans with 98% on-time delivery.
All manufacture is carried out under GMP, ISO and FDA certified standards. Third party testing help to satisfy various regional regulatory needs in North America, Europe and Asia-Pacific markets.

Flexible Customization and OEM/ODM Services
Need precise purity levels or unique packaging? We have extensive customisation options including formula formulation, specification modifications and private label services.
We accept modest trial orders for R&D and large orders in bulk for commercial production. Standard package 25kg fibre drum with double layer food grade polyethylene liner Customised split packaging available on request.
We provide comprehensive technical help throughout the whole product development process – from raw material selection to compliance documentation. This single-stop solution simplifies procurement and increases time-to-market.
Packaging and Storage Recommendations
Standard packaging is 25kg fibre drums with double-layer food-grade polyethylene bag liners for preventing moisture contamination and to retain product integrity throughout transit.
Store in airtight containers protected from direct sunlight and heat sources. The crystalline structure and the antioxidant activity are preserved for the 24 month shelf life under proper storage conditions.
We provide various packaging options for samples or specialised volumes to meet your research and development needs.
FAQ
Q: What applications work best with the product?
A: Our taxifolin excels in dietary supplements, functional foods, skincare formulations, and cosmetic raw materials. It's particularly effective in capsule and tablet formats for oral delivery, as well as topical serums for anti-aging applications.
Q: What sets your 98% purity apart from competitors?
A: Natural larch extraction combined with pharmaceutical-grade purification delivers stable high purity. The crystalline form offers superior water and ethanol solubility compared to lower-grade extracts, while maintaining low heavy metal and microbial content that fully complies with global food safety standards.
Q: What are your delivery lead times and order flexibility?
A: We maintain large quantities in stock for fast shipment. Both small trial orders for research and bulk commercial orders receive equal priority. Standard lead times range from 3-7 days for stock items, with express shipping options available worldwide.
Q: How should we store the powder to maintain quality?
A: Keep containers tightly sealed in cool, dry, and dark conditions. Avoid exposure to strong light and heat. When stored properly in original sealed packaging, the product maintains full potency for 24 months.
Q: Can you provide regulatory documentation for international markets?
A: Yes. Each shipment includes COA, TDS, and MSDS documentation. We also provide FDA registration, ISO certificates, Kosher, Halal, and MOA documents as needed for customs clearance and regulatory compliance in your target markets.

Partner With Le-Nutra for Reliable Supply
Ready to enhance your product formulations with premium Dihydroquercetin Powder? Contact our global customer support team at enquiry@lenutra.com for technical specifications, sample requests, or customized quotations.
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