Specation: Appearance: White crystal white crystal Odor: Pure Pure Assay: 99.0% Min 99.58% Melting Point: 81.5 – 84.0 82.1 - 83.8 Heavy Metal(as Pb): 10 ppm Max. Conform As: 3 ppm Max. Conform ?Main Function: Brief introduction Dihydromyricetin is extract from vine tea (Teng Cha ). it is a kind of typical tea plant, It can alleviate fevers, cure rheumatism, strengthen physique, diuresis, and many other functions. The vine tea (Teng Cha) contains rich flavones, amino acids, vitamins; Proteins and essential trace element, in which the content of total flavones and Dihydromyricetin elements are especially high. Functions Dihydromyricetin can be used to clear the free radical. It also has the effect of anti-oxidation, preventing the forming of the thrombus, anti-tumor. It is also good to the liver