White Willow Bark Extract
SPECIFICATION: Salicin 15% ~98%
CAS No.: 138-52-3
MOLECULAR FORMULA: C13H18O7
MOLECULAR WEIGHT: 286.29
MELTING POINT: 197ºC~200ºC
Basic information
The White Willow Bark Extract includes a number of different species of deciduous trees and shrubs native to Europe, Asia, and some parts of North America . Some of the more commonly known are white willow/European willow ( Salix alba ), black willow/pussy willow ( Salix nigra ), crack willow ( Salix fragilis ), purple willow ( Salix purpurea ), and weeping willow ( Salix alba ). The willow bark sold in Europe and the United States usually includes a combination of the bark from white, purple, and crack willows.
The white willow bark extract is found in Asia and certain parts of Europe. White willow bark extract has been used medicinally for hundreds of years.
White Willow Bark Extract contains salicin, which the body converts to salicylic acid and has the same effect on the body as aspirin without any of the side effects. In fact, White Willow Bark Extract was the basis for the synthesis of aspirin. History of usage of White Willow Bark goes back as far as 500 BC when ancient Chinese healers began using it to control pain. Native Americans also discovered the value of the Willow tree for relieving pain from headaches and rheumatism and reducing fevers.
Function:
1.Salicin relieves pain and reduce fevers, including headache, back and neck pain,muscle aches, and menstrual cramps.
2.Salicin has the function of treatment inflammation.
3.Salicin helps to treat scabies,erysipelas, decayed tooth, swelling in the gum.
4.Salicin is effective on dispelling wind-evil, increasing urine, reducing swelling.
5.Salicin has the function of curing rheumatism, blennorrhagia, gonorrhea cloudy urine, pee atresia, epidemic hepatitis.
Application:
(1). Applied in the food field, it has become a new raw material which used in food and beverage industry;
(2). Applied in the health product field;
(3). Applied in the pharmaceutical field.
| Analysis Items |
Specifications |
Results |
Methods used |
| Identification |
Positive |
Conforms |
TLC |
| Appearance |
Fine brownish yellow to light yellow powder |
Conforms |
Visual test |
| Odor & Taste |
Characteristic |
Conforms |
Organoleptic test |
| Bulk Density |
45-55g/100ml |
Conforms |
Density Meter |
| Particle Size |
99% through 80 Mesh |
Conforms |
80 Mesh Screen |
| Solubility |
Soluble in ethanol & water solution |
Conforms |
Visual |
Audited Supplier 
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