Giant Knotweed Extract Powder

Giant Knotweed Extract Powder 98% Resveratrol

Botanical Name: Polygonum Cuspidatum Sieb.Et Zucc. 
Plant Part Used: Roots
Processing Method: Extraction

Also known as Japanese bamboo and Sakhalin knotweed, Giant knotweed is a semi-woody, shrub-like perennial plant. It grows up to a height of around 4 to 5 meters and has elongated leaves. It is widely grown throughout Japan and is foraged as a wild edible vegetable. Native to Asia, it was earlier used to control erosion and serve ornamental purposes. It has many medicinal properties and is used to treat various health conditions.

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  • 1. What is the Moisture content in the Giant Knotweed extract powder that you provide?
    The moisture content in our Giant Knotweed extract powder is below 5%. This offers better control over microbial growth and increases the overall shelf life.
  • 2. What mesh sizes can you provide for Giant Knotweed Extract Powder?
    We can provide Giant Knotweed extract powder with various mesh sizes, ranging from 40 to 100 mesh.
  • 3. How do you qualify Giant Knotweed Extract powder based on heavy metal and why?
    We test our products for the presence of heavy metals including cadmium, arsenic, mercury, and lead as these are known as carcinogens and considered harmful for human consumption beyond certain limits. We also make sure our products abide by California prop 65 regulations for lead content below 0.5 ppm levels.
  • 4. What are the other names of Giant Knotweed?
    Giant Knotweed is also known as Asian knotweed and Japanese knotweed.
  • 5. What is the concentration of Giant Knotweed in this extract?
    We provide Giant Knotweed extract powder with 98% of Resveratrol, which is assayed by HPLC method.
  • 6. Is Giant Knotweed Extract GMO-free?
    Yes, the Giant Knotweed Extract powder provided by us is GMO-free. As GMOs are dangerous for health, we do not accept products from the facilities where GMOs are manufactured, processed, or produced.
  • 7. What is the plant part used in this extract?
    The root of the plant is used in the preparation of this Giant Knotweed Extract powder.
  • 8. Is this Giant Knotweed extract powder sterilized?
    Yes, the Giant Knotweed extract powder provided by us is sterilized to prevent food contamination and maintain safety standards.
  • 9. Giant Knotweed is found in which part of the world?
    Giant Knotweed is found in Japan, China, and Korea.
  • 10. What is the country of origin of the Giant Knotweed extract that you provide?
    The Giant Knotweed extract powder provided by us is of Chinese origin

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