High-Purity Dihydroquercetin (Taxifolin) Antioxidant Ingredient with ≥ 98% Purity

Basic Properties
Place of Origin: CHINA
Brand Name: Herbs Sources
Certification: ISO22000, ISO9001:2015
Model Number: HSY-P125
Trading Properties
Minimum Order Quantity: 25KG
Supply Ability: 2500kg/day
Specifications
Total Flavonoids: 4.0% (UV)
High Light:

high-purity dihydroquercetin antioxidant

,

taxifolin powder ≥98% purity

,

dihydroquercetin herb extract supplement

Product Description
Dihydroquercetin (Taxifolin) High-Purity Antioxidant Ingredient
Product Overview

Dihydroquercetin (DHQ), also known by its chemical name Taxifolin, is a natural flavonoid compound belonging to the flavanonol subclass. Extracted from the wood of Larix sibirica(Siberian Larch), our DHQ is processed to a minimum purity of 98% via HPLC.

It is valued in the nutraceutical and cosmetic industries for its stability and structural role in supporting cellular defense mechanisms against oxidative stress.

Technical Specifications

Parameter

Specification

Product Name

Dihydroquercetin (Taxifolin)

Botanical Source

Larix sibirica(Siberian Larch Roots)

Purity (HPLC)

≥ 98%

Molecular Formula

C₁₅H₁₂O₇

Molecular Weight

304.25 g/mol

CAS No.

480-18-2

Appearance

White to off-white fine powder

Solubility

Slightly soluble in water; soluble in ethanol & DMSO

Extraction Method

Ethanol extraction

Heavy Metals

< 10 ppm

Stability & Physical Properties
  • Melting Point:​ 235–240 °C

  • Shelf Life:​ 24 months when stored properly.

  • Storage:​ Keep in a cool, dry place, sealed, and protected from direct light.

Functional Profile
  • Bioavailability:​ Exhibits favorable absorption characteristics compared to standard quercetin.

  • Oxidation Resistance:​ Acts as a potent free radical scavenger, supporting formulation stability.

  • Formulation Compatibility:​ Suitable for inclusion in capsules, tablets, and topical emulsions.

Industrial Applications
  • Nutraceuticals:​ Used as a primary active ingredient in antioxidant and wellness supplements.

  • Functional Cosmetics:​ Incorporated into skincare serums and creams targeting environmental stressors.

  • Food & Beverage:​ Utilized as a natural preservative or functional additive in fortified products.

  • Pharmaceutical Intermediates:​ Serves as a raw material for synthetic chemistry and research.

Supply & Manufacturing

We provide bulk Dihydroquercetin with full traceability from Siberian Larch sourcing to final packaging (1kg foil bags / 25kg fiber drums). Our process ensures compliance with international heavy metal and microbiological limits.