Shaanxi LonierHerb Bio-Technology Co., Ltd is one of the most professional manufacturers and suppliers of polydatin from giant knotweed extract in China, featured by quality products and good price. Please rest assured to wholesale bulk natural polydatin from giant knotweed extract for sale here from our factory. Contact us for free sample.
1. Product Inroduction
Polydatin from Giant Knotweed Extract is the natural precursor and glycoside form of resveratrol with a single crystal structure. It is currently mainly isolated from Polygonum cuspidatum, but it may be detected in grapes, peanuts, hop cones, red wine, cocoa-containing products, chocolate products and other daily diets. Studies have shown that it has anti-inflammatory, immune-modulating, antioxidant and anti-tumor activities.
Resveratrol and Polydatin are both polyphenolic substances that have shown a variety of beneficial effects. It is easily soluble in ethanol, acetone, slightly soluble in water, ethyl acetate, butyl acetate, etc., almost insoluble in ether, petroleum ether, etc. After years of research and development, LonierHerb factory can provide specifications of Giant Knotweed Extract Powder, if you have any needs, please feel free to contact us.
2. Brief Information
Product Name | Piceid Powder |
Chemical Name | 3, 4‵-5-Trihydroxystilbene-3-beta-D-glucopyranoside |
Main Specification | 98% |
Source | Root of Polygonum cuspidatum |
Appearance | White Crystalline Powder |
CAS No. | 65914-17-2 |
Chemical Formula | C20H22O8 |
Molecular Weight | 390.4 |
Package Method | 1 Kg/Aluminum Bag or according to client‵s requirement |
Structural Formula |  |
3. What are the specific advantages?
1) It is widely distributed in plants and has a high content. Now It has been found in at least 70 plants, meanwhile, that is the main functional component of Polygonum cuspidatum
2) Studies have shown that it has a significant effect on cardiomyocytes, vascular smooth muscle cells, and improving microcirculation.
3) It can also reduce tissue and organ damage caused by various factors, and has the functions of protecting the liver, inhibiting platelet aggregation, relieving cough and relieving asthma, antibacterial, antiviral, lowering blood lipids and resisting lipid peroxidation.
4) It is a functional ingredient existing in natural plants and has a variety of pharmacological effects. Due to the low cost of raw materials and abundant resources, it is an ideal raw material for the production of health food.
5) At present, more than ten countries and regions in the world are developing and researching it. According to relevant statistics, the annual demand in the global market is more than 100 tons, and will be increaing. However, the annual production capacity is about 50-60t, which shows that the demand gap is large and the market prospect is extremely broad.
4. Other Specification of Polygonum Cuspidatum Root Extract
Item Name | Specification |
Extract Ratio | 5:1,10:1,20:1,50:1 and others |
Emodin | 50%，98% |
Resveratrol | 10%（Water Soluble), 50%,98% |
5. Technical Data Sheet
Product Information | ||
Product Name | Polydatin Powder | |
CAS No. | 65914-17-2 | |
Test Items | Specifications | Test Methods |
Assay | ≥98.0% | HPLC |
Appearance | White Crystalline Powder | Visual |
Odor and Taste | Characteristic | Organoleptic |
Sieve analysis | 90% through 80 mesh | 80 Mesh Screen |
Loss on Drying | ≤5.0 % | 105℃/2 hrs |
Total Ash | ≤5.0 % | GB 5009.4-2016 |
Lead (Pb) | ∠1.0mg/kg | ICP-MS |
Arsenic (As) | ∠1.0mg/kg | ICP-MS |
Cadmium (Cd) | ∠1.0mg/kg | ICP-MS |
Mercury (Hg) | ∠0.1mg/kg | ICP-MS |
Total Aerobic Count | ≤1000cfu/g | GB 4789.2 |
Yeast and Moulds | ≤100cfu/g | GB 4789.15 |
E-Coli | Negative | GB 4789.3 |
Salmonella | Negative | GB 4789.4 |
Staphylococcus Aureus | Negative | GB 4789.10 |
6. What is the different Resveratrol and Piceid ?
Resveratrol is a low molecular weight, biologically active phytoalexin produced by plants under external stimuli, Piceid is its glucoside form. Overall, they are one thing, one is the name of this chemical substance, and the other is the name after extraction. But they are also different.
1) Resveratrol, the chemical name is 3, 4‵, 5-trihydrolystilbene , it is a natural stilbene polyphenol in plants. It has two conformations, cis and trans, and exists mainly in trans conformation in nature.
2) Piceid are White Crystalline Powder, insoluble in cold water, but soluble in hot water, ethanol, ethyl acetate, acetone, etc. Resveratrol is a natural chemical substance, and it is crystalline substances formed after resveratrol is extracted from plants.
7. Package and Delivery Time
8. LonierHerb Guarantee
LonierHerb Ltd mainly manufacture kinds of plant ingredients .
- All goods are manufactured in GMP standard facilities.
- All goods are released after inspection by our independent laboratory or third party.
- All goods are transported by professional freight companies.
- Natural, no additives
- Allergen Free
- Gluten Free
- GMO Free
- Non-Irradiation
9. New Client Feedback
LonierHerb are your best partner,we are keen to talk with customers, solve every problem from customers and quickly response. We are constantly developing more specification of Polydatin from Giant Knotweed Extract to meet market demand, if you have any suggestions, please contact us freely. Email: info@lonierherb.com Whatsapp/Wechat: +86-13289383216
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