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White Willow Extract (Salix alba) – Total Polyphenols 5–15%
Salix alba / S. purpurea
- Marker compound
- Total polyphenols
- Standardisation
- 5–15% (UV-Vis spectrophotometry)
- Assay method
- UV-Vis spectrophotometry
- Plant part
- Bark
- Origin
- China
White Willow Extract (Salix alba) – Total Polyphenols 5–15%
White Willow extract is produced from the bark of Salix alba (Salicaceae family) and supplied as a standardized extract powder, standardized to Total polyphenols. Available grades: 5%, 15%. Typical sourcing: China. For B2B formulation in nutraceuticals & supplements.
5%15%
Specifications
| Botanical name | Salix alba / S. purpurea |
| Common names | White willow |
| Plant family / part | Salicaceae / Bark |
| Marker compound | Total polyphenols |
| Phytochemical class | Polyphenols › Polyphenols (mixed) |
| Available grades | 5%, 15% |
| Assay method | UV-Vis spectrophotometry |
| Pharmacopoeia & standards | USP, Ph. Eur. (EP), EMA herbal monograph, ESCOP monograph, WHO monograph |
| Form | Standardized Extract |
| Origin | China |
| Pack sizes | Sample (50 g), 250 g, 1 Kg, 5 Kg, 25 Kg |
| Shelf life & storage | Typically 24 months in sealed original packaging; store cool, dry and away from light |
Formulation focus
- Joint & Bone Health
- Immune Support
- Healthy Inflammation Response
Industries
Nutraceuticals & Supplements
Traditional systems: European herbal tradition
Documentation
Batch Certificate of Analysis, Technical Data Sheet and MSDS available on request. Confirm the assay method (HPLC, UV or gravimetric) on the CoA, as results differ between methods.
For B2B formulation and research use. Statements have not been evaluated by the FDA or other regulators; this ingredient is not intended to diagnose, treat, cure or prevent any disease.
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