White Willow Bark Powder is an herbal supplement. Its deciduous arbor is 10-20 meters high; the crown is open and the bark is dark gray; the young branches and young leaves have silvery white fluff. The tender flowers and leaves of the white willow are edible, and the bark, branches and stems can be used medicinally.
Its production method is very simple. We select the raw materials and put them in the sun to dry. Finally, it is crushed in a pulverizer, sieved, then packaged, and irradiated for sterilization.

Analytical Quality:
Identification | Identical | TLC | |
Sieve | NLT 95% Through 80 mesh | Conforms | Mesh Screen |
Loss on Drying | ≤15.0% | 7.88% | CP2020 |
Ash | ≤15.0% | 8. 12% | CP2020 |
Bulk Density | 0.25~0.65g/ml | Conforms | CP2020 |
Contaminants:
Total Heavy Metals | ≤20ppm | Conforms | Colorimetry |
Microbiological Tests:
Microbiological Tests | Irradiation | Non irradiated | ||
Total Plate Count | ≤1000cfu/g | ≤10000cfu/g | Conforms | CP2015 |
Yeast & Mold | ≤100cfu/g | ≤300cfu/g | Conforms | CP2015 |
E.Coli | Negative | Negative | Negative | CP2015 |
Salmonella | Negative | Negative | Negative | CP2015 |
Staphylococcus | Negative | Negative | Negative | CP2015 |
What's Key Function?
1. Cosmetics
White Willow Bark Powder can enhance the immunity of the skin.
Protect the skin.
Reduce pigmentation.
Increase skin moisture
2. Supplements:
Improve the body's resistance to disease.
Treat fevers, colds, and infections.
Effectively reduce back pain.
How to Quality Assurance?

How to get customer service?

FAQ:
Q1: Quality Assurance?
Our research and development department of the company is led by technicians and experts with more than 10 years working experience. The company's quality control center is equipped with an imported high-performance liquid chromatograph - evaporative light-scattering detector (HPLC - ELSD), atomic fluorescence photometer (AFS), ultraviolet-visible spectrophotometer (UV), microbiological testing equipment, rapid moisture meter, and so on. We control the various aspects of product content through heavy metals, quality indexes such as trace elements, microorganisms. In addition, the mature marketing management team has won the unanimous recognition of domestic and foreign customers, won a good reputation, become a reliable plant extract supplier.
Q2:Price and Quotation?
We supply wholesale price of our products, warmly welcome to our factory to negotiate long-term cooperation.
Q3:Lead time and Freight?
Only need 2~3 working days for most herbal powder in stock. Delivery time is 3~7 business days by DHL, FedEx, UPS.
For further information about our products, please contact us at info@dnbiology.com or use the bottom inquiry form.
Why choose us?
- We believe in building long-term relationships with our customers based on trust and reliability.
- Our company has been taking quality reputation as the purpose, taking the market as the guidance, seeking development by innovation, and constantly develop new products.
- We provide comprehensive product information and documentation to our customers.
- Our company adheres to the principle of being a down-to-earth person and doing things seriously. We devote ourselves to the research and development and production of White Willow Bark Powder and take the first-class products as the cornerstone to prove our strength.
- We take pride in our high customer satisfaction ratings.
- We have the sincerity and enthusiasm to run the company, and partners with development vision to move forward together, to provide careful service and support for partners and investors.
- Our Herbal Extract products are versatile and can be used for a variety of health benefits.
- We always believe that a socially responsible company should create social value for the society while bringing business value and creating profit contribution to the society.
- Our company has a team of experienced production and quality control professionals.
- We start from every detail, and strive for accuracy, refinement, and speed, to solve customer problems.
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