White Willow Bark Extract Powder
2.Specification:Salicin 98%
3.Test Method: HPLC
4.Appearance: White Powder
5.CAS NO: 84082-82-6
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,FDA,ISO9001,ISO22000 etc.
- Product Description
Pharmaceutical-Grade White Willow Bark Extract Powder | Standardized Salicin for Pain & Inflammation Relief
Natural, Clinically-Backed API for OTC Drug Development & Anti-Inflammatory Formulations
Premium White Willow Bark Extract Powder: Nature’s Answer to Modern Formulation Needs
Consistency and purity are paramount when formulating natural pain relievers or anti-inflammatory products. Our white willow bark extract powder, analyzed by high-performance liquid chromatography (HPLC), utilizes premium white willow bark selected by Shaanxi Hongda. Employing core "dynamic countercurrent extraction + molecular exclusion purification" technology, we ensure salicin content is locked between 15% and 98% (HPLC), providing comprehensive support from daily health maintenance to high-purity API-grade products. As a source of natural salicin, white willow bark extract undergoes a gentle enzymatic transformation in vivo and on the skin, providing long-lasting anti-inflammatory effects while producing almost no burning sensation from synthetic acids.

Why Our White Willow Bark Extract Stands Out
Trustworthy Quality:
Hongda Salicin: Effective for oedema and discomfort (25–30% HPLC confirmed).
cGMP, ISO 9001, USDA Organic, and Kosher/Halal are among the certifications.
High Natural Activity and Low Irritation:
Hongda's White Willow Bark Extract Powder retains the plant's natural polyphenols and flavonoids. These synergistic components act as a natural buffer, reducing the irritation to the skin and gastric mucosa by approximately 40%-60% while the active ingredients exert their acne-fighting, oil-controlling, and anti-inflammatory effects.
Exclusive Decolorization and Odor Control Technology:
Through a highly selective adsorption resin process, we have developed a "light-colored and odorless" formulation specifically designed for cosmetics. Even in transparent serum systems, it maintains excellent light transmittance and visual appeal, solving the problem of poor sensory experience in end products.
100% Transparent Origin and "Zero Synthetic Additives" Certification:
Hongda implements the latest 14C carbon isotope testing. We ensure that every milligram of salicin is derived from natural tree bark, refusing to add cheap synthetic acids. Heavy metal and microbial content is below the United States Pharmacopeia (USP) standards.

Your Customised Solutions:
Adjust the particle size (80-200 mesh) to suit your demands.
Private-label, organic, GMO-free options exist.

Product Parameters
ITEM | SPECIFICATION | RESULTS | Test Method |
Appearance | White fine powder | Complies | HPLC |
Odor | Characteristic | Complies | Visual |
Particle size | 100% pass 80 mesh sieve | Complies | TLC |
Salicin | ≥98% by HPLC | 98.30% | Organoleptic |
Loss on Drying (5h at 105℃) | ≤5.0 % | 0.35% | Organoleptic |
Ash (3h at 600℃) | ≤5.0 % | 0.31% | FT-IR |
Heavy Metals (as Pb) | <10 ppm | Complies | 80 mesh screen |
Arsenic (as As2O3) | <2 ppm | Complies | USP |
Residual Solvents | <0.05% | Complies | USP |
Residual Pesticide | Negative | Complies | USP |
Total microbacterial Count | <1000cfu/g | Complies | ICP-MS |
Yeast & Mould | <100cfu/g | Complies | ICP-MS |
E.Coli | Negative | Complies | ICP-MS |
Salmonella | Negative | Complies | ICP-MS |
Versatile Pharmaceutical Applications
1. OTC Analgesics
Develop enteric-coated tablets or fast-dissolve capsules with predictable dissolution profiles.
2. Topical Anti-Inflammatories
Formulate creams/gels with enhanced skin permeability using nano-emulsification support.
3. Pediatric Fever Management
Create alcohol-free syrups with improved palatability through our flavor-masking expertise.
4. Natural pain reliever and anti-rheumatism
As the natural precursor to aspirin, White Willow Bark Extract Powder is used to relieve headaches, muscle aches, and arthritis.
5. Bio-based "chemical resurfacing"
Dissolves sebum in pores and exfoliates dead skin cells. For sensitive skin, white willow bark is the only "mild acid" solution for acne treatment and blackhead removal.
Salicin Standardization & Compliance
- 25% Minimum Salicin Content (HPLC-verified, customizable to 50%)
- USP/EP/JP Compliant with full traceability from bark to batch
- You can get certified organic (USDA/EU) and kosher/halal choices.
- Made at facilities that have been checked by the FDA and are GMP-certified

Why Partner With Us?
✅ Batch-to-Batch Consistency
Every lot ships with HPLC certificates, 24-month stability data, and raw material origin documentation.
🌱 Eco-Conscious Production
Zero-waste water recycling and biomass energy systems reduce our carbon footprint by 37% vs. industry averages.
📦 Scalable Solutions
- Samples: 100g R&D kits
- Bulk Orders: 50kg+ MOQ with JIT delivery
- Private Labeling: Custom blends, packaging, certifications

Have Questions? We Have Answers
Q: How is salicin content verified?
A: Each batch undergoes triple-testing via HPLC at our ISO 17025-accredited lab.
Q: Can I get organic-certified extract?
A: Yes! We offer USDA/EU Organic options with full traceability reports.
Q: What’s the lead time for 500kg orders?
A: Standard production: 10-15 days. Expedited slots available.
Q: What testing ensures heavy metal safety?
A: ICP-MS analysis guarantees <1 ppm for all regulated metals.
Q: Can you blend salicin with other actives?
A: Yes! We co-process with turmeric, boswellia, or ginger extracts for synergistic effects.
Q: Do you support FDA submissions?
A: We provide full DMF access and pre-filled eCTD modules.
Ready to Formulate with Confidence?
Schedule a Technical Consultation
Get formulation guidance, regulatory checklists, and sample requests in <24 hours.
📧 Contact Our Pharma Team: duke@hongdaherb.com
Optimize your formulations with nature’s oldest analgesic—precision-engineered for modern therapeutics.


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