Product Description
Product Description:
| Product Name |
Polygonum Cuspidatum Extract |
| Botanical Name |
Polygonum Cuspidatum |
| Part Used |
Rhizome |
| Specification |
20%-99%Resveratrol |
| Appearence |
White Powder |
| Test Method |
HPLC/TLC |
| Storage |
Store in a well-closed container away from moisture and direct sunlight.Keep in cool dry place |
| Applications |
1. Medical field: Resveratrol has anti-oxidation, anti-inflammation, cardiovascular protection and other biological activities, so it has been widely studied in the medical field.
2. Health products: Resveratrol, as a natural health ingredient, is widely used in health products. Resveratrol health products can be used to improve sleep, improve physical strength, reduce fatigue, slow down aging and other aspects.
3. Beauty field: Resveratrol has antioxidant and anti-inflammatory biological activities, which can resist the damage of free radicals to the skin, so it is widely used in the beauty field. Resveratrol can be used for anti-wrinkle, whitening, freckle removal, increase skin elasticity, improve skin tone and so on.
4. Food and beverage field: Resveratrol can be used as a natural preservative and color, and is widely used in food and beverage. For example, Resveratrol can be used in the manufacture of food and beverages such as wine, juice, tea and confectionery to increase their nutritional value and shelf life. |
| Shelf Life |
24 months if sealed and stored properly |
Antioxidant:
Resveratrol is a natural antioxidant in plants. It plays an antioxidant role by inhibiting or scavenging free radicals, inhibiting lipid peroxidation, and regulating the activity of antioxidant-related enzymes.
Anti-aging:
Resveratrol not only has a strong antioxidant effect, but also promotes the proliferation of fiber cells and epidermal keratinocytes, increases skin elasticity and achieves anti-aging effect.
Description:
Polygonum cuspidatum is a product derived from the root or rhizome of polygonum cuspidatum. The product is mainly composed of resveratrol and emodin. Resveratrol and emodin are the main functional components of Polygonum cuspidatum.
Function:
1. Antioxidant effect: Resveratrol can remove free radicals, reduce oxidative damage, and protect cells from damage.
2. Anti-inflammatory effect: Resveratrol can inhibit inflammatory response and relieve inflammatory symptoms.
3. Anti-tumor effect: Resveratrol can inhibit the proliferation and invasion of tumor cells and promote the apoptosis of tumor cells.
4. Hypolipidemic effect: Resveratrol can reduce blood lipids, reduce vascular damage and prevent cardiovascular diseases.
5. Promote immunity: Resveratrol can promote the activity of immune cells and enhance the body's immunity.
Certificate of Analysis of Polygonum Cuspidatum Extract
| Resveratrol |
98% |
Complies |
HPLC |
| Appearance |
White Powder |
Complies |
Visual |
| Odor |
Characteristic |
Complies |
Olfactory |
| Sieve Analysis |
100% pass 80mesh |
Complies |
80 mesh Screen |
| Loss on Drying |
5% Max |
2.56% |
USP32<561> |
| Ash |
5% Max |
2.13% |
USP32<731> |
| Arsenic (As) |
NMT 2ppm |
0.11ppm |
USP32<231> |
| Cadmium(Cd) |
NMT 1ppm |
0.13ppm |
USP32<231> |
| Lead (Pb) |
NMT 0.5ppm |
0.07ppm |
USP32<231> |
| mercury (Hg) |
NMT0.1ppm |
0.02ppm |
USP32<231> |
| Residual solvents |
Meet USP32 Requirments |
Conforms |
USP32<467> |
| Heavy Metals |
10ppm Max |
Complies |
USP32<231> |
| Residual pesticides |
Meet USP32 Requirments |
Conforms |
USP32<561> |
| Total Plate Count |
10000cfu/g Max |
Complies |
USP34<61> |
| Yeast & Mold |
1000cfu/g Max |
Complies |
USP34<61> |
| E.Coli |
Negative |
Complies |
USP34<62> |
| Staphylococcus |
Negative |
Conforms |
USP34<62> |
| Staphylococcus aureus |
Negative |
Complies |
USP34<62> |
| Packing |
Pack in paper-drums and two plastic-bags inside. |
| Storage |
Store in a well-closed container away from moisture. |
| Shelf Life |
2 years if sealed and store away from direct sun light. |
Our advantages:
| Timely online communication and reply within 6 hours |
Choose high-quality raw materials |
| Free samples can be provided |
Reasonable and competitive price |
| Good after-sales service |
Fast delivery time: stable inventory of products;Mass production within 7 days |
| We accept sample order for testing |
Credit guarantee: Made in China third-party trade guarantee |
| Strong supply ability |
We are very experienced with this field(more than 10 years) |
| Provide various customizations |
Quality assurance: Internationally authorized third party testing for the products you need |
Changsha Herbway Biotech Co., Ltd has more than 10 years' history and committed to providing high quality&natural Chinese botanical extracts to domestic and international customers. Relying on high and new technology, making cooperation with famous scientific research institutions, HERBWAY has founded it's own factories, and built perfect application lab-facilities for testing and optimizing product properties. Guiding and improving production as well as R&D ability of own. The factories are equipped with GMP standard production lines and have passed the certificates of ISO9001, HACCP, Kosher,HALAL,GMP+. During the past 10 years, HERBWAY has successfully developed more than 200 kinds of standardized botanical extracts,with annual production capacity reaches more than 1000 tons.
Certifications
Packaging & Shipping
Packing
* Delivery Time: Around 3-5 workdays after your payment.
* Package: In fiber-drums with two plastic bags inside.
* Net Weight: 25kgs/drum,Gross Weight: 28kgs/Drum
* Drum Size & Volume: I.D.42cm × H52cm, 0.08 m³/ Drum
* Storage: Stored in dry and cool place, keep away from strong light and heat.
* Shelf Life: Two years when properly stored.
Shipping
* DHL Express, FEDEX and EMS for quantity less than 50KG, usually called as DDU service.
* Sea shipping for quantity over 300KG; and air shipping is available for 50KG above.
* For high value products, please select air shipping and DHL express for safe.
* Please confirm if you can make the clearance when goods reach your customs before placing an order. For buyers from Mexico, Turkey, Italy, Romania, Russia, and other remote area.
FAQ
Q1: When will my order be shipped?
A: For most products, the product can be sent out from factory in 5days. If we don't have inventory, the product need to produced from raw material, the ordinary period is 20-25days.
Q2: Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q3:What's your MOQ?
A: For most of the products we already have in stock, the MOQ is 1kg. If the product is a new specification and need to be produced from raw material, the MOQ depends.
Q4: How to confirm the Product Quality before placing orders?
A: Firstly, we will offer the certificate of analysis for the product that you inquired from us.
If any other doubt, sample is available to you to be tested before large quantity order.
Q5: Can you develop a new product for us?
A: Yes, we can. We have independent R&D dept, who is able to update the procedure parameters of our main products and develop the procedure of new product. For more information, please contact us directly.
Q6: How to start orders or make payments?
A: Payment by T/T, Western Union, Money Gram etc .
Q7:Is there a discount?
A:Different quantity has different discount.
Q8: How do you treat with quality complaint?
A: We will always be responsible for the quality of our products. If there's a complaint, we will first assist customers to solve the most direct needs.
Secondly, we have SOP for quality complaint. QA will investigate the problem, after that we'll give customer a formal feedback about the cause of the quality issue and related precautions for this problem.
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