Comext Herbal Extract Giant Knotweed Extract 50% Resveratrol Powder for Supplement
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Product Details
| Customization: | Available |
|---|---|
| Certification: | ISO |
| Assay Method: | HPLC |
Diamond Member Since 2023
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Address
Building 18, Songya Lake International Apartment, Changsha County, Changsha, Hunan, China
International Commercial Terms(Incoterms)
FOB, CIF, DDP
Terms of Payment
LC, T/T, PayPal
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Basic Info.
- Model NO.
- Comext-gian
- Application Form
- Tablet, Capsule
- Application
- Food, Health Care Products, Medicine
- State
- Powder
- Extract Source
- Polygonum Cuspidatum
- Shelf Life
- 2 Years
- Sample
- 10-20g Free Samples
- Function
- Natural Antioxidant
- Delivery Time
- 2-3 Working Days
- Botanical Name
- Polygonum Cuspidatum
- Used Part
- Rhizome
- Appearance
- Yellow Brown Powder, White Powder
- Solvent Residue
- <5000ppm
- Pesticide Residue
- Meet USP/Ep
- PAHs
- <50ppb
- Identification
- Conform with Standard
- Transport Package
- 1kg/Bag 25kg/Drum
- Specification
- 50% Resveratrol
- Origin
- China
- HS Code
- 1302199099
- Production Capacity
- 3mt/Months
Product Description
Giant knotweed is widely grown throughout Japan and is foraged as a wild edible vegetable. The root of Polygonum cuspidatum, were widely used in traditional Chinese and Japanese medicine. It is also known to be a rich source of resveratrol, which is a natural polyphenol. Emodin, physcion, citreorosein, rhein, fallacinol, questin, phenylpropanoides , polyphenols, and tannins are major active components present in this root. It is a good source of reveratrol, and carotenoids that act as a potent antioxidant that minimizes the effect of harmful oxidative stress. It is good for the heart, and gastrointestinal tract health.
| Item | Specification |
| General Information | |
| Products Name | Giant Knotweed Extract |
| Botanical Name | Polygonum Cuspidatum |
| Part Used | Rhizome |
| Physical Control | |
| Appearance | Yellow brown powder |
| Identification | Conform with standard |
| Odor&Taste | Characteristic |
| Loss on Drying | ≤5.0% |
| Ash | ≤5.0% |
| Particle Size | NLT 95% Pass 80 Mesh |
| Chemical Control | |
| Resveratrol | ≥50% |
| Total Heavy Metals | ≤10.0ppm |
| Lead(Pb) | ≤3.0ppm |
| Arsenic(As) | ≤2.0ppm |
| Cadmium(Cd) | ≤1.0ppm |
| Mercury(Hg) | ≤0.1ppm |
| Solvent residue | <5000ppm |
| Pesticide residue | Meet USP/EP |
| PAHs | <50ppb |
| BAP | <10ppb |
| Aflatoxins | <10ppb |
| Microbial Control | |
| Total Plate Count | ≤1,000cfu/g |
| Yeast&Molds | ≤100cfu/g |
| E.Coli | Negative |
| Salmonella | Negative |
| Stapaureus | Negative |
| Packing and Storage | |
| Packing | Packing in paper-drums and double food-grade PE bag inside. 25Kg/Drum |
| Storage | Store in a well-closed container away from moisture and direct sunlight, room temperature. |
| Shelf Life | 2 years if sealed and stored properly. |
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