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Home > Products > Ungrouped Plant Extracts > Natural Resveratrol ;Grape Skin Extract trans resveratrol Polyphenols polygonum cuspidatum extract

Natural Resveratrol ;Grape Skin Extract trans resveratrol Polyphenols polygonum cuspidatum extract

Basic Info

Model No.: WHARTON -E

Product Description


Grape Skin Extract trans resveratrol Polyphenols polygonum cuspidatum extract 






roduct name Natural Resveratrol  Part root
Ingredient Resveratrol Appearance Light yellow or white fine powder
CAS No. 501-36-0
Molecular formula C14H12O3
Molecular weight 228.24
Specification Resveratrol 50%, 98%, 99%
Test method HPLC
Extraction type Solvent extraction Grade Pharmaceutical and food
Brand Wharton QC ISO9001:2008,GMP
Storage Stored in a clean, cool, dry area; keep away from strong, direct light.
Shelf life 2 years. Delivery Within 3 days after payment.

Polygonum cuspidatum, one of its original growth in East Asia and is widely distributed in China. Polygonum cuspidatum traditional medicine in China and Japan for the treatment of a variety of ailments by polygonum cuspidatum,including fungal infections, a variety of skin inflammation, cardiovascular disease and liver disease.Xi'an Rongsheng Biotech is a leading producer of resveratrol in China,Resveratrol is the the Polygonum cuspidatum main functional ingredients. Studies have shown that resveratrol showed extensive antioxidant properties, such as LDL cholesterol oxidation and lipid peroxidation. Resveratrol show to the help cardiovascular health and promoting blood circulation, relieve pain, heat dehumidification, detoxification. Other ingredients include Dan, anthrone, emodin and rhein have anti-inflammatory, cured arthritis and anti-microbial activity.


1.Resveratrol has the function of antipyretic and analgesic effect.

2.Resveratrol is effective on anti-cancer, anti-mutagenic capacity.

3.Resveratrol can prevent heart and liver damage.

4.Resveratrol is helpful to antithrombotic.

5.Resveratrol can be used to enhance immune system activity in the wound treatment.

6.Resveratrol is natural antioxidant ,and impacts on the metabolism of osseous issue.


1.Applied in food field, resveratrol is used as food additive with the function of lengthening life.

2.Applied in pharmaceutical field, resveratrol is frequently used as medicine supplement and

owns good efficacy for treatment of cancer and cardio-cerebrovascular disease.

3.Applied in cosmetics, resveratrol can delay aging and prevent UV radiation.


1kg with double plastic container inside/Aluminum foil bag outside. 
25kg with double plastic container inside/Fiber drum outside.

Or it's at your option.



2.Specification Sheet




Method                                       Result

Physical Property




Fine Powder

Organoleptic                                Conforms



Organoleptic                                Conforms



Organoleptic                                Conforms

Mesh Size

100% through 80 mesh size

USP32<786>                               Conforms

General Analysis



Resveratrol (trans)

Loss on Drying

Identical to R.S. sample











Eur.Ph.6.0[2.4.16]        3.02%





Pesticides Residue

Meet USP32<561>

USP32<561>                              Conforms



Eur.Ph6.0<2.2.58>ICP-MS      1.8



Eur.Ph6.0<2.2.58>ICP-MS      1.5



Eur.Ph6.0<2.2.58>ICP-MS      0.6



Eur.Ph6.0<2.2.58>ICP-MS     0.03





Total Plate Count


USP30<61>                 112

Yeast &Mold


USP30<61>                  37



USP30<62>             Conforms



USP30<62>             Conforms







 Xi’an Wharton Bio-Tech Co.,Ltd  is a national key high-tech enter prise,which mainly specializes in the R&D,operation and production of pharmaceutical APIs and intermediates.Our company is situated in E&T development zone,xi’an city shaanxi,it is easy of access.Our company has independent R&D center,raw material synthesis workshop,has advanced quality instruments and equipmentm,several product patents there are 15 experts in our research team.We insist in innovation and produce high quality products.we have GMP standard workshop and complete equipment.the superior product qualityis guaranteed by 300,000 level air-conditioning clear system within purification drying and packing procedures.we have 2 sales department over 30 people and sell our products all over the world.we also have strong professional research and development team,talented personnel and completely equipped laboratory for quality controlling.Various detection device is equipped in Wharton such as HPLC,GS,Spectrophotometer,AAS,Polarimeter,Auto titrators,BOD Incubators,COD Incubators,Melting point apparatus and so on.

Our Service


---------------------------------------------------------------------------------------------------------------------------------------------------------------------1. All inquiries will be replied within 12 hours.


2. Dedication to quality, supply & service.


3. Strictly on selecting raw materials.


4. OEM/ODM Available.


5. Reasonable & competitive price, fast lead time.


6. Sample is available for your evaluation & Formulation development.


7. Faster delivery:Sample order in stock and 3-7 days for bulk production.


8.We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder


9. After-Sale Service:


1) International Authorized Third-Party Test For The Products You Demand.


2) 30 Days Warranty of quality of goods. 


Our Advantage



 FAQ ------------------------------------------------------------------------------------------------------------------------


1.Are you a manufacturer or trade company?


We are a professional manufacturer.


2.What products your company specialize in?
We specialize in Vitamin B12(Cyanocobalamin), Coenzyme Q10 , Nicotinamide Riboside , Scopolamine Butylbromide , Vitamin B1 ,Vitamin B6 , Vitamin B9(folic acid) , Vitamin k2 mk7 ,Hyaluronic Acid.


3.What’s your payment terms?
Standard terms: T/T in advance and Western Union.
Also L/C at sight is acceptable for large amount.


4.What’s the warranty service do you offer?
We offer 24 month warranty for all our products.


 5.How do you ensure monthhigh quality of your products?

Strict QC with 6 steps testing from raw material purchase to finished product.


 6.How do you ship the order normally?

For large qty order,ship the goods by sea.
For small qty order, by air or express. We supply optional express for you, includingDHL,FEDEX,UPS,TXT,EMS,ARAMES and so on.


  Send your Inquiry Details in the Below, Click "   Send " Now!



Product Categories : Ungrouped Plant Extracts

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