Polygonum Cuspidatum Root Extract

Short Description:

It was extracted from the dry root of polygonum cuspidatum sieb.et.zucc, with brown yellow to off white powder, special smell and light taste. Active ingredients is resveratrol, it is a kind of non flavonoid polyphenol organic compound, which is an antitoxin produced by many plants when stimulated. Natural resveratrol has CIS and trans structures. In nature, it mainly exists in trans conformation. The two structures can combine with glucose to form CIS and trans resveratrol glycosides. CIS and trans resveratrol glycosides can release resveratrol under the action of glucosidase in intestine. Trans resveratrol can be converted to CIS isomer under UV irradiation.

Stock Sample is Free & Available

Product Detail



Product Tags

Product Description:

Product Name: Polygonum Cuspidatum Extract
CAS NO.: 501-36-0
Molecular formula: C14H12O3
Molecular weight: 228.243
Extraction solvent:Ethyl acetate, Ethanol and water
Country of Origin: China
Irradiation: Non-irradiated
Identification: TLC
Carrier/Excipients: None

Storage:Keep container unopened in cool, dry place.
Package: Inner packing: double PE bags, outer packing : drum or paper drum.
Net weight: 25KG/Drum, can be packed in according to your need.

Function and Usage:

*Reduce blood lipids and the incidence of coronary disease;provide cardiovascular system with a special protection;
* Regulate ratio of low density lipoprotein(LDL)
* Reduce platelet aggregation,etc;
* Anti-oxidation,anti-aging,prevent and treatment of cardiovascular diseases,prevent and treatment of cancer,Alzheimer's disease prevention and increasing the strength;
* Has apparent effects on diabetes prevention and control;

Available Specification:

Resveratrol powder 5%-99%
Resveratrol granular 50% 98%
Polydation 10%-98%
Emodin 50%


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    Resveratrol ≥50.0% HPLC
    Emodin ≤2.0% HPLC
    Appearance Brown fine powder Visual
    Odor & Taste Characteristic Visual & taste
    Particle size 100%Through 80 mesh USP<786>
    Loose density 30-50g/100ml USP <616>
    Tapped density 55-95g/100ml USP <616>
    Loss on drying ≤5.0% GB 5009.3
    Sulphated ash ≤5.0% GB 5009.4
    Heavy metals ≤10ppm GB 5009.74
    Arsenic (As) ≤1ppm GB 5009.11
    Lead (Pb) ≤3ppm GB 5009.12
    Pesticide residues Meets the requirement USP<561>
    Residual solvents Meets the requirement USP<467>
    Cadmium (Cd) ≤1ppm GB 5009.15
    Mercury (Hg) ≤0.1ppm GB 5009.17
    Total plate count ≤1000cfu/g GB 4789.2
    Mould&Yeast ≤100cfu/g GB 4789.15
    E.Coli Negative GB 4789.38
    Salmonella Negative GB 4789.4
    Staphylococcus Negative GB 4789.10

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