Project Description

  • Giant Knotweed Extract

Giant Knotweed Extract 4:1, 10:1, 20:1, Emodin 40%, 80%, resveratrol 5%-98%

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Giant Knotweed Extract Introduction

Giant knotweed extracts from the polygonaceae plants Polygonum cuspidatum Sieb. Et Zucc.’s Dry rhizome and root.It have fuction for damp heat jaundice, scattered stasis pain, stop coughing.Used for damp heat jaundice, drench turbidity, rheumatic pain, carbuncle swollen, fire and water scald, amenorrhea, lung hot cough.

Shaanxi Sangherb Biotech Inc is devoted into the research and innovation in natural nutritional supplements ingredients. Our own factory and lab with the strict quality control system to ensure quality stability and real price of Giant Knotweed Extract. At the same time, we have our own source for the raw material to make sure the production ability.  


Giant Knotweed Extract Description

Product name: Giant Knotweed Extract

Product Specification: 4:1, 10:1, 20:1, Emodin 40%, 80%, resveratrol 5%-98%

Plant Source Latin Name: Polygonum cuspidatum zucc.

Test Method: TLC/HPLC



  1. Spitting of blood, epistaxis and bematuria due to heat in the blood;
  2. Febrile diseases with thirst;
  3. Jaundice;
  4. Urinary infection with difficult painful urination; edema in acute nephritis.
  5. Reducing heat in blood, and diuresis.



Advantage & Support

Leading natural nutritional ingredients supplier in China with 15 years experience.
Covering 19 acres land with its factory construction area around 10000 square meters.

ISO9001 2015, QS, FDA, Organic certified.
Overseas warehouse with large inventory and steady supply.
Professional R&D team and strong R&D strength. 


Packing & Storage

1kg/aluminum foil bag (net weight 1kg, gross weight 1.2kg),

25kg/fiber drum (net weight 25kg, gross weight 28kg)

Stored in a cool and dry area, kept away from moisture and strong light or high temperature.


Sangherb Warm tips: The above Information had not been evaluated by the Food and Drug Administration, only for your reference.

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