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Quick Details

  • Type: Herbal Extract
  • Variety: birch bark
  • Form: powder, Powder
  • Part: bark
  • Extraction Type: Solvent Extraction
  • Packaging: Drum, Plastic Container
  • Place of Origin: China (Mainland), Shaanxi, China (Mainland)
  • Grade: Food grade and Pharmaceutical Grade
  • Brand Name: ks
  • Model Number: Herbal Extract
  • Test method: HPLC
  • Specification: 10% 50% 70% 90% 95% 98%
  • Function:: Health proctect
  • Delivery:: Prompt
  • Certificates:: ISO, HACCP, KOSHER, HALAL
  • Source: 100% Natural
  • Advantage: manufactor ,near 10 years experience
  • color: white crystal poowder

Packaging & Delivery

Packaging Details Packed in paper-drums and two plastic-bags inside. Net Weight: 25kgs/drum.
Delivery Time 3-5 working days when got the order

description  of birch bark  extract 


product name :birch bark  extract 


latin name :betula platyphlla


Used part :bark


specification : betulin 10%,50%,70%,70%,90%,95%,98% HPLC

                      betulinic acid 98% HPLC


appearance :White crystal   powder 


function &usage  :1.anti-inflammatory,antiallergic,antimutagen and anticancer activities.

                             2.adaptogenic and immunomodulating activities.

                             3.antioxidant and antihypoxic activities .



Technical Specification


Product Name

Birch Bark Extract

Latin Name

Betula platyphylla

Part used


Country of origin





White Powder 





Extract Solvents





Sieve Analysis

NLT 100% pass 80 mesh

Loss on Drying




Heavy Metal






Residual Solvents

Eur. Pharm


Total Plate Count

Max. 1000cfu/g

Yeast & Mold

Max. 100cfu/g






Packaging & Storage: 

Packaging Detail: 1kg/ 5kg/ 10/kg vacuum aluminum foil bag and 25kg/drum with innner vacuum bag, or according to cstomer's requirements to pack.

Storage: Store in cool & dry place, keep away from strong light and heat.

Shelf life: 24 months when properly stored


Delivery Detail: within 3 days after reveicing the payments

Our Advantages:

GMP manufacturer, FDA Register

Free samples is available

Professional and near 10 years experienced manufacturer.

High quality, organically grown genuine herbs.

Fast logistics, warm after-sales servic




1 1. Adaptogenic and immunomodulating activities
2. Antioxidant and antihypoxic activities
3. Hepatoprotective, detoxic, hypolipidemic activities
4. Anti-inflammatory and antiallergic activity 
5.Antimutagen and anticancer activities
6.Antiviral and antituberculous activity
7. Temoleptic activity 




1.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 plant’s 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.






With regards to skincare, it’s 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









About Us:

  • We are GMP manufacturer and FDA Register, we have achieved QS License, ISO22000 and HACCP Certificate;
  • We have private factory near the Qinling mountain range, more than 100 workers and 8000 square meters’ workshop;
  • We have particular favorable natural conditions, own a large quantity of natural and fresh raw materials from Qinling mountain range.
  • We have a series of the first-class advanced production facilities and a R&D center with state-of-art equipment;
  • 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.



  • Shaanxi Kingsci Biotechnology Co.,Ltd.
  • Tel: 13772526472
  • Fax: 86-29-86181551
  • Email:  alice at kingsci.com
  • MSN: Michaelbusiness at live.com; Skype: Michaelwu_ok
  • Website: www.kingsci.com;
  • Address: 14F, Lijun Our Times Builing A, No.6 Fengcheng 1st Road, Economic & Develpment Zone. Xi'an China

If above products meet your requirement, please contact me freely.



KS Product Catalogues:

  • Marigold Extract(Lutein & Zeaxanthin): 10%, 20%, 40%, 50%, 70%, 80% , 90% UV&HPLC
  • Cyanotis Arachnoidea Extract (Ecdysone): 50%, 60%90%, 95% UV&HPLC 
  • Birch Bark Extract (Betulin & Betulinic Acid): 10-98%HPLC
  • Cnidium Monnieri Extract (Osthole): 10%, 20%,40%,50%,60%,70%,80%,90%,95%,98%HPLC
  • Epimedium Leaf Extract (Icariin): 10%, 20%,40%,50%,60%,70%,80%,90%,95%,98%HPLC
  • Olive Leaf Extract (Oleurapein): 10%, 20%,40%,60%HPLC
  • Tomato Extract (Lycopene):3%, 5%,6%,10%,20%,95%,98%HPLC
  • Bilberry Extract (Anthocyanidin): 25%UV
  • Hedera Helix Extract (Hederacoside C): 3%, 8%, 10%,50%HPLC
  • St. John’s Wort Extract (Hypericin):0.3%UV
  • Grape Seed Extract (Procyanidin):95%UV
  • Panax Ginseng Extract (Ginsenoside): 20%, 80%HPLC&UV 
  • Tribulus Terrestris Extract (Saponin): 40-90%UV 
  • Soybean Extract (Isoflavone): 40-80%HPLC
  • Echinacea Purpurea Extract (Polyphenol & Cichoric Aid):2%,4%UV&HPLC
  • Magnolia Officinalis Extract (Magnolol &Honokiol): 2-98%HPLC
  • Giant Knotweed Rhiizome Extract (Resveratrol): 50%,80%UV
  • Milk Thistle Extract (Silimarin): 80%UV
  • Red Yeast Rice Extract (Lovastatin): 0.4%,1%,1.5%,2%,2.5%,3%HPLC 
  • Mangosteen Extract (Mangostin): 10%,20%,30%,90%HPLC
 material  photos 



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