1)Vine Tea Dihydromyricetin can Clearing the free radical in body and antioxidation: 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)Vine Tea Dihydromyricetin can 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)Vine Tea Dihydromyricetin can 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 of lowing the aminotransferase and jaundice. The vine tea extract can restrain the liver fibrosis in the rat.

4)Vine Tea Dihydromyricetin can 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)Vine Tea Dihydromyricetin can 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)Vine Tea Dihydromyricetin can  Anti-tumor: The vine tea extract has effective restrain to cell proliferation of some tumor cells.

 treatment for diarrhea, enteritis, urethritis, cystitis and virosis rheum epidemic, with its antiphlogistic and bactericidal action.

Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

The aim of Qingdao Sigma Chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

Qingdao Sigma Chemical Co., Ltd has become the "Top 500 Chinese manufacturing companies",

"Top 20 of global chemical sales".Qingdao Sigma Chemical Co., Ltdhas 21 subsidiaries and holding companies.

Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.
 
Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
 
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
 
Q4:Can you give me a discount price?
Surely,It depend on your qty
 
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
 
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
 
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.