1.Factory supply directly

2.100% natural plant extract，quality guarantee

3.We have our own material plantation.

4.Short delivery date:1-5 working days

5.Flexible payment way: paypal, , T/T

6.Small moq: 1kg order acceptable

7.Feedback in time

8.Strong technology support

Professional factory polygonum cuspidatum root extract resveratrol   

Name: polygonum cuspidatum root extract resveratrol 
CAS#: 501-36-0

Molecular formula: C14H12O3

Molecular weight: 228.24

Specification:50% 98% 99%

Brown Yellow to White Powder

Function and Usage: polygonum cuspidatum root extract resveratrol 
Resveratrol interferes with all three stages of carcinogenesis initiation, promotion and progression. Experiments in cell cultures of varied types and isolated subcellular systems in vitro imply many mechanisms in the pharmacological activity of resveratrol.   In some lineages of cancer cell culture, resveratrol has been shown to induce apoptosis, which means it kills cells and may kill cancer cells.Resveratrol has been shown to induce Fas/Fas ligand mediated. Resveratrol also possesses antioxidant and anti-angiogenic properties.

Packing & Storage
-25kg/drum, packing in drums and two plastic bags inside .
-Store in a well-closed container Away from moisture

Shipping:
3-6 working days after payment confirmed.


FAQ
1. How to Contact Us
Answer:
1. You can chat with us via Trade Manager online.
2. You can choose your interested products and send us inquiry here.
3. You can dial our telephone directly, and you will get our reply immediately.
2. How to confirm the Product Quality before placing orders
Answer:
1. If stock specifications, you can get free samples from us, and you only need to pay the express fee or arrange a courier to us and take the samples.
2. If OEM products, we will manufacture the products according to your specifications and requests, then send to you to confirm

3. How to start order with us
Answer:
We will send your Performa Invoice after confirming each other. You will get our bank information.

4. Can I make a small order
Answer:
1.Yes, Our Mininum Order is 1kg, and it will be packed in the small bag, Alunium foil bag, sealed.
2. You can choose to pay via paypal, or other online pay method.

5. How many days the small order would arrive
Answer:
1. By DHL, Fedex, TNT, UPS, in 5-7 days
2. By EMS, in 10-15days


6. How is the after sales service
Answer:
- Customers' Benefits as Our Working Goal and Reliable Quality as our Surviving Base
- Customer Feedback is the source of our Business
- Customer Recognition is the powder of our Service
- We seriously promise here all of the products from RD Health Ingredients will definitely 101% top quality.
- If not, 100% refundable and offer compensation at once.

Company information

Xian Tianrui biotech Co., Ltd is a research and development, production and trade into an integrated enterprise, and its main products are all kinds of plant extracts. The products are raw materials for. Functional food, nutritional supplements, medicaments, cosmetics and so on. The company with excellent product quality, high business reputation, strong technical force, perfect quality assurance system, flexible operational mechanism, is deeply welcome among domestic and foreign merchants.

We are adhering to the business philosophy of "customer first, forge ahead" and insist "customer first" principle to provide our clients with quality services. We believe that quality is the life of our company. So We manufacture our products in strict quality management system during the whole entire production process. Sinuote people warmly welcome domestic and foreign friends cooperate with us.


Contact information

Contact person:Alisa Zheng

Tel: +86-029-68859685