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Pure Luteolin Powder

1.Botanical Source: Sophora japonica L.
2.Appearance: Light Yellow Powder
3.Specification: Luteolin 98%
4.Test Method: HPLC
5.CAS NO: 491-70-3
6.Main Market: European, North America, Asia
7.Packing Specification: 25kg/drum, 27 drums/tray
8.Delivery: 3-7working days
9.Certification: KOSHER,HALAL,BRC,ORGANIC,ISO9001,ISO22000 etc.

Pure Luteolin Powder - Premium Plant Extract by Shaanxi Hongda Phytochemistry

Shaanxi Hongda Phytochemistry, an experienced manufacturer and supplier of high purity plant extracts, has more than 20 years of experience. 97% Pure Luteolin Powder is the top of natural flavonoid extraction technique, with 98% purity using modern HPLC verification methods. As a professional manufacturer, we supervise the whole supply chain from our certified Sophora japonica planting bases to our 100,000-level purification workshops, which guarantees the consistent quality complying with worldwide pharmaceutical requirements. Select our luteolin powder for a thermally stable and bioavailable ingredient with extensive third-party testing, detailed documentation and an array of customisation options for faster product development and reduced sourcing risks.

 

Product Introduction

 Sophora japonica extract Luteolin  is a high-end flavonoid compound extracted out of Sophora japonica buds utilising proprietary processes developed in our ISO-certified facility. This light yellow crystalline powder is extremely pure with an assay of 98% by HPLC, molecular formula C15H10O6, CAS number 491-70-3. The compound has a melting point over 328°C and excellent thermal stability suitable for a range of processing settings. Our extraction procedure retains the important hydroxyl groups that enable more free radical scavenging activity than typical flavonoid products.

Luteolin powder

Pure Luteolin Powder Advantages

Superior Bioavailability: Our aglycone structure allows for quicker absorption and blood-brain barrier passage compared to glycoside versions, using 30-40% less to get the same therapeutic benefit.

Exceptional Stability: The high melting point and controlled particle size distribution ensure minimal degradation during tableting, encapsulation, or heat-shear processing applications.

Improved Solubility Solutions: We can provide micronised grades with D90 <10μm particle size to improve dispersion in aqueous formulations and purity.

Comprehensive Documentation: Every batch includes full traceability records, third-party certificates, and regulatory compliance documentation for FDA, EFSA, and Health Canada requirements.


Products Description

Items
Specification
Results
Appearance
Light yellow powder
Complies
Odor
Characteristic
Complies
Luteolin
98.0%(on anhydrous basis)
99.50%
Sieve
95% pass 80 mesh
Complies
Loss on Drying
≤5.0%
1.53%
Heavy Metal
<10ppm
Complies
Pb
<5ppm
Complies
As
<2ppm
Complies
Residual Solvents
Comply to USP32
Complies
Residual Pesticide
Comply to USP32
Complies
Microbiology
Total Plate Count
<1000cfu/g
630cfu/g
Yeast & Moulds
<100cfu/g
20cfu/g
E.Coli
Negative/g
Complies
Salmonella
Negative/10g
Complies

 

Pure Luteolin Powder Application

Neuroprotective Formulations: Because of its superior ability to cross the BBB, it’s used in cognitive health supplements to modulate glial cells and manage neuroinflammation.

Anti-inflammatory Products: Luteolin powder is an effective modulator of IL-6 and TNF-α cytokine pathways in joint health and systemic inflammation formulae.

Skincare Innovations: Used in cosmeceutical preparations for its photoprotective effects and collagen preservation benefits in anti-aging formulas.

Sports Nutrition: Included in recovery goods to reduce inflammation and regulate oxidative stress in muscles after exercise.

Pure Luteolin Powder Applications:

Production Process

Step 1 - Raw Material Selection: We collect Sophora japonica buds at peak bloom from our certified organic farms, ensuring maximum luteolin content and verified free of pollutants by laboratory testing.

Step 2 - Extraction Optimisation: Specific temperature and pressure parameters are used to control the extraction of ethanol to ensure maximal flavonoid content is extracted, while minimising co-extractives and guaranteeing compliance with residual solvent levels.

Step 3 - Purification Refinement: Multi-stage recrystallisation and column chromatography separation ensures the removal of contaminants and results in Pure Luteolin Powder consistently exceeding 98% purity as proven by HPLC analysis.

Step 4 - Quality Verification: The final items are tested for identification confirmation, purity assay, heavy metal screening and microbiological examination before releasing from the warehouse.

Production process


Third-Party Test Report

Pesticide Residue Analysis: Independent SGS testing verifies our luteolin powder contains no detectable pesticide residues and is compliant with EU law, with all 500+ chemicals tested below detection thresholds of 0.01 mg/kg.

Heavy Metal Verification: Eurofins laboratory certification Lead <0.5ppm, arsenic <0.3ppm, cadmium <0.2ppm, mercury <0.1ppm, completely compatible with USP dietary supplement criteria.

Microbiological Safety: <1000 CFU/g Total plate count <100 CFU/g yeast and mould Negative for Salmonella and E.coli in all tested batches

Laboratory

Why Choose Us?

Shaanxi Hongda combines vertically integrated manufacturing with a scientific rigour few suppliers can match. We have 20000 square meters of plant, with specialised luteolin production lines, laboratories meeting SGS standards with over 20 testing devices, and climate-controlled warehouses with over 3000 square meters of inventory.

Our factory

We service top brands in North America, Europe and Asia with Certifications including HALAL, KOSHER, cGMP, FSSC22000, ISO9001 and ORGANIC. Our R&D team, under the leadership of a professor, is always improving the extraction methodology. Our account managers are dedicated to give technical help from formulation consultation to customs clearance. This complete strategy converts us from a vendor into a strategic partner with a stake in the success of your product.

certifications

OEM / ODM Support

Formula Development: We cooperate with your technical team, utilising our professor-level R&D expertise, to optimise luteolin concentrations, choose suitable co-ingredients, and develop synergistic formulas that align with your market positioning.

Custom Specifications: Other purity grades, unusual particle sizes or special package designs can be accommodated from laboratory samples to commercial scale production runs.

Regulatory Assistance: Complete documentation packages including Certificates of Analysis, allergen statements, BSE/TSE declarations and non-GMO verification to assist with your product registration processes.

Flexible Manufacturing: We can manage orders from 25kg trial batches to multi-ton quantities. Our manufacturing capacity and inventory management guarantee consistent supply with no minimum order pressure.

OEM Service

FAQ

Q: What distinguishes your luteolin from synthetic alternatives?

A: Our plant-derived product offers natural co-factors and superior regulatory acceptance compared to synthetic versions, with complete traceability documentation.

Q: How should we address water solubility challenges?

A: We recommend our micronized grade or suggest co-formulation with cyclodextrins or phospholipid complexes to enhance aqueous dispersion.

Q: What is the recommended dosage range?

A: Clinical research typically employs 100-400mg daily, though we advise consulting regulatory requirements specific to your target market.

Q: Can you provide stability testing data?

A: Yes, we supply accelerated and real-time stability studies demonstrating 24-month shelf life when stored properly in sealed, light-resistant containers.

Q: Do you offer samples for evaluation?

A: Complimentary 50-100g samples are available with standard COA documentation to qualified businesses for formulation testing purposes.


Contact Us

Ready to elevate your formulations with pharmaceutical-grade Pure Luteolin Powder? Contact us today at duke@hongdaherb.com.

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