Dihydromyricetin/Vine Tea Extract
Product Name: Vine Tea Extract
Latin Name: Myrica rubra Bieb. Et Zucc; Ampolopsis grossedentata W. T. Wang.
Other names: (+)-Dihydromyricetin; Ampelopsin; (2R,3R)-3,5,7-Trihydroxy-2-(3,4,5-trihydroxyphenyl) chroman-4-one; (2R,3R)-3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-2,3-dihydro-4H-chromen-4-one
Specification: Dihydromyricetin 50%,80%,90%,98%
Product type: Gray to White powder
Part of the plant used: Leaves, bark
Test Method : HPLC
CAS No: 27200-12-0
Molecular weight: 320
Molecular formula: C15H12 O8
Extract method: Ethanol / water
Measurement system:HPLC adopted with ultrasonic assisting, dissolving by
chromatogram class methanol
1)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;
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 of lowing 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
he 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.
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
The vine tea extract has effective restrain to cell proliferation of some tumor cells.
Pharmaceutical stuff;Functional food and food additive;Cosmetics additive;