We, Yongzhou Yidong Biotechnology Inc. can supply the Vine tea extract with the following specification:

 

Dihydromyricetin 80-98% Min (HPLC)

Myricetin 80-98%(HPLC)

It can be used to clear the free radical. It also have the effect of anti-oxidation, preventing the forming of the thrombus, anti-tumour. It is also good to the liver.