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Quick Details

  • Type: Herbal Extract
  • Variety: Birch Bark Extract
  • Form: Powder
  • Part: Shell
  • Extraction Type: Solvent Extraction
  • Packaging: Drum
  • Place of Origin: Shaanxi, China (Mainland)
  • Grade: Pharmaceutical grade
  • Brand Name: KS Nutripharma
  • Model Number: KS-19
  • Betulin: 98%
  • Betulin Acid: 98%
  • Cas No.: 473-98-3

Packaging & Delivery

Packaging Details double plastic bag inside.aluminum foil bag paper or fiber drum outside.N.W.:25kg/drum.

Shaanxi Kingsci Biotechnology Co.,Ltd.

Contact: Sophia Jin

Tel: 029-86181961-809

Email: sophia@kingsci.com



Address: Room 801-802, Building 2, Fuerdun International Fortune Center, No. 188 Wenjing Road, Xi'an 710018,China

high quality betulin, betulinic acid, birch bark extract 10%~98% HPLC



Product Description


Product Name: Birch Bark Extract

Latin Name: Betula platyphlla

Used part: Bark

Specification: Betulin 10%, 50%, 70%, 90%, 95%, 98% HPLC

                       Betulinic acid 98% HPLC


Appearance: White crystal powder

Function&     1. Anti-inflammatory, antiallergic, antimutagen and anticancer activities;

Usage:        2. Adaptogenic and immunomodulating activities.

                      3. Antioxidant and antihypoxic activities.


Introduction to Birch Bark Extract:


Betulinis an abundant, naturally-occurring triterpene.

It is commonly isolated from the bark of birch trees and forms up to 30% of the dry weight of the extractive. It can be converted to betulinic acid which is biologically more active than betulin itself.



* Botanical Source:

  Betula Platyphylla

* Part used:Bark


Betulin 20%,70%, 80%, 90%, 98%UV

Betulinic acid 95%, 98%HPLC

Appearance: Yellow brown to white fine powder

Cas No.:473-98-3

Molecular formula: C30H50O2

Melting point:256–257 °C

Storage:Preserve in tight, light resistant containers, protected from moisture, and store at controlled room temperature.









Basic Technical Parameters: 



Product NameBirch Bark Extract
Latin NameBetula platyphlla
Used partBark
SpecificationBetulin 10%,50%,70%,90%,95%,98% HPLC
Betulinic acid 98% HPLC
AppearanceWhite crystal powder
Function & Usage1.Anti-inflammatory,antiallergic,antimutagen and anticancer activities;
2.Aaptogenic and immunomodulating activities;
3.Antioxidan and antihypoxic activities.



We can custom-made Birch Bark Extract purity as your requirements!




• Food supplement
Birch bark has been shown to act as a laxative and diuretic, and many consume it orally to treat their gout, rheumatism and kidney stones. In fact, one of the plants chemical components, Betulinic Acid, is currently being tested as a promising cancer treatment. The water soluble form of the acid inhibited the growth of human prostate cancer cells by nearly 96%, according to a Weill Cornell research team.  Some researchers believe that it has the ability to destroy tumor cells and slow the growth of both HIV and melanoma.

• Cosmetics
With regards to skincare, its often administered as a natural medicinal treatment because it helps facilitate the excretion of fluids and promote metabolic activity. Its anti-inflammatory and skin soothing abilities are often used to treat eczema, psoriasis and warts. Since it conatins vitamins B1, B2, A, C and E, it is also believed to work as an antioxidant. Most people use it in one of four ways: As an infusion, decoction, extract or tincture.




Packaging & Shipping


  • Packing: 25kg/drum, inner by plastic bag or aluminium foil bag
  • Net Weight:25kg/Drum
  • Gross Weight:28kg/Drum
  • Storage: Stored in cool and dry places,keep away for strong light.
  • Shelf life: 2 Years when properly stored.








Delivery will arrange within one week after payment confirm






Our Services


  1. 100% pure natural, high quality.
  2. Free sample is available.  Anthocyanidins ( Anthocyanoside ) and  (Anthocyanin) powder.
  3. Spot goods for sale. Pure natural bilberry extract, blueberry extract. 
  4. Various Specification: 5%, 10%, 20%, 40%, 50%, etc by UV
  5. Various grade:  Medicine grade/ Nutritional / Food grade/ Cosmetic grade, tec.
  6. Flexible packaging: 1kg/ 5kg/ 10/kg vacuum aluminum foil bag; 25kg/drum with innner vacuum bag
  7. Manufaturer.
  8. Competitive price. 
  9. Warm service after sale





Technological Process:


Raw Material → Immersion in water → Filtering → Purification → Concentration in Vacuum → Killing of Bacteria → Drying → Powder




Company Information


About Us:

  • Ø  We are GMP manufacturer and FDA Register, we have achieved QS License, ISO22000 and HACCP Certificate;
  • Ø  We have private factory near the Qinling mountain range, more than 100 workers and 8000 square meters’ workshop;
  • Ø  We have particular favorable natural conditions, own a large quantity of natural and fresh raw materials from Qinling mountain range.
  • Ø  We have a series of the first-class advanced production facilities and a R&D center with state-of-art equipment;
  • Ø  We have nearly ten years’ experiences to export high quality herbal extract to northern American market, European market and so on, and products can meet HALAL/COSHER and other standard.

All of our raw material is absolutely using natural herbal plants grown in Qinling mountain range, and our products are widely used in the aspects of pharmaceutical, cosmetic, health, nutrition, food, drink, skin cares and so on, as antioxidant, nutrition supplements and other auxiliaries to anti-aging; to reduce blood pressure, blood fat and blood sugar; to lose weight; to increase immunity and so on.








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