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Basic Info.
Product Description
Product description:
Dihydromyricetin is the extract of rattan tea, which is the main active component of rattan tea. This kind of substance has many unique effects such as scavenging free radicals, anti-oxidation, anti-thrombus, anti-tumor, anti-inflammatory, etc. Dihydromyricetin is a special flavonoid compound, which has special effects in relieving alcohol intoxication, preventing alcoholic liver and fatty liver, inhibiting liver cell deterioration, reducing the incidence of liver cancer, anti-hypertension, inhibiting platelet aggregation in vitro and thrombosis formation in vivo, reducing blood lipid and blood sugar levels, improving SOD activity and protecting liver.
| Product Name | Vine Tea Extract |
| Botanical Name | Ampelopsis megalophylla Diels et Gilg |
| Appearance | White Powder |
| Specification | Dihydromyricetin DMY 98% |
| Application | Health Care |
Function and application of Vine Tea Extract
The vine tea extract can effectively level down the lipid peroxidation. It can prevent the oxidative damage of antioxidase in body caused by the free radical. Then it can improve the oxidation resistance of the human body.
2)Antibiotic Action:
The vine tea extract has the strong inhibitory action of staphylococcus aureus and Bacillus subtilis. It also has inhibitory action of Aspergillus flavus, Aspergillus niger, penicillium and Alternaria. Dihydromyricetin has the inhibitory action of Staphylococcus aureus, Staphylococcus aureus(S. aureus) and Pseudomonas aeruginosa.
3)Protecting the Liver:
Dihydromyricetin has the strong inhibitory action of the rise of ALT and AST in the blood Serum. It can low the total bilirubin in the blood serum. So it has the strong action oflowing the aminotransferase and jaundice. The vine tea extract can restrain the liver fibrosis in the rat.
4)Reducing the levels of blood sugar and blood fat:
Dihydromyricetin can reduce the blood fat levels in the mouse. It can decrease the damage to liver cells caused by the high blood fat levels and improve the antioxidation ability. At the same time, it can low the levels of high blood sugar.
5)Anti inflammation:
The vine tea extract can effectively restrain the mouse pinna swelling caused by xylene. It can also restrain the writhing response in the mouse caused by acetic acid.
6) Anti-tumor:
The vine tea extract has effective restrain to cell proliferation of some tumor cells.
Certificate of Analysis of Vine Tea Extract
| Item | Specification | Results | Methods |
| Dihydromyricetin DMY | ≥90% | ≥90.23% | HPLC |
| Appearance | White powder | Complies | Visual |
| Odor | Characteristic | Complies | Olfactory |
| Sieve Analysis | 100% pass 80 mesh | Complies | 80 mesh screen |
| Loss on drying | 5% Max | 2.82% | USP32<561> |
| Ash | 5% Max | 2.54% | USP32<731> |
| Chemical Control | |||
| 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) | NMT 0.1ppm | 0.02ppm | USP32<231> |
| Grain Alcohol | NMT 1000ppm | Comforms | USP32<467> |
| Residual Solvents | Meet USP32 Requirements | Comforms | USP32<467> |
| Heavy Metals | 10ppm Max | Complies | USP32<231> |
| Residual pesticides | Meet USP32 Requirements | Comforms | USP32<561> |
| Microbiological Control | |||
| 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 | Complies | USP34<62> |
| Staphylococcus aureus | Negative | Complies | USP34<62> |
| Coliforms | Negative | Complies | USP34<62> |
| Salmonella | Negative | Complies | USP34<62> |
| Packing and Storage | |||
| Packing | Pack in paper-drums and two plastic-bags inside. | ||
| Storage | Store in a well-closed container away from moisture. | ||
| Shelf Life | 3 years if sealed and store away from direct sun light. | ||
| Expiration Date | 3 Years | ||
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.
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.
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.