Description
The standardized extract of White Willow bark (Salix alba), containing salicin as the principal active. The compound is the natural precursor to aspirin (acetylsalicylic acid), having served as the historical model for aspirin development in the 1890s.
Light brown to dark brown free-flowing powder. Used in pain-relief and anti-inflammatory dietary supplements positioned as a natural alternative to NSAIDs.
We supply food-grade White Willow Bark Extract from manufacturers in China holding ISO, Halal, Kosher and other certifications relevant to the product and production.
Common market grades include 15 percent Salicin (standard supplement grade), 25 percent Salicin (premium grade), 50 percent Salicin (high-end concentrated grade), and Pure Salicin 98 percent or higher (pharmaceutical-grade isolated compound).
Bulk and reduced-MOQ shipments. Batch-level COA covering salicin content (HPLC), total polyphenols, residual solvents, heavy metals, pesticides, and microbiology.
Introduction
White Willow bark has been used as a pain-relief and anti-inflammatory herb since at least ancient Egyptian and Greek times. The active salicin was isolated in the 1820s and led to the development of acetylsalicylic acid (aspirin) by Bayer chemist Felix Hoffmann in 1897.
Industrial production proceeds by hot-water and ethanol extraction of dried White Willow bark, followed by purification and standardization to defined salicin content.
Recognized as a permitted food ingredient by the U.S. FDA, the European Food Safety Authority, and equivalent regulators worldwide. The European Medicines Agency has issued monographs for White Willow bark as a traditional herbal medicine for minor joint pain.
Salicin is converted in the human body to bha" class="underline" style="color: var(--sage-deep); text-decoration-color: var(--sage-deep);">salicylic acid, the active metabolite responsible for anti-inflammatory and analgesic effects. The pharmacological action is similar to aspirin but typically with milder gastrointestinal side effects.
Strategic positioning serves the natural pain-relief and anti-inflammatory supplement market specifically, positioned as a botanical alternative to NSAID pharmaceuticals for chronic mild pain management.
Where it is used
- Pain-relief and anti-inflammatory dietary supplements: the dominant commercial application
- Joint-support and arthritis-management formulations
- Headache-relief supplement products
- Sports nutrition: recovery and anti-inflammatory-positioned products
- Cosmetic skincare: anti-acne and exfoliating formulations
- Traditional herbal medicine product formulations
- Premium pet supplements positioned for joint health in senior animals
Technical data
| Item | Specification |
|---|---|
| Appearance | Light brown to dark brown free-flowing powder |
| Salicin content (HPLC) | 15% / 25% / 50% / 98% (grade dependent) |
| Total polyphenols | ≥ 25% |
| Loss on drying | ≤ 5.0% |
| Residue on ignition | ≤ 5.0% |
| Heavy metals (as Pb) | ≤ 2 mg/kg |
| Total plate count | ≤ 1000 cfu/g |
| Source | Salix alba bark |
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