1.20%,40%,60% Theaflavin 2.100% Natural and High Quality 3.Best price and service 4.ISO/GMP/KOSHER/HALAL Theaflavin Product Specification :20%,40%,60% TheaflavinLatin Name: Camellia sinensis O. Ktze.Product Type: Red powderPart of the Plant Used: Black Tea LeafExtract Method: Water/ EthanolWhat is Black Tea Extract Theaflavine? Theaflavine is a double-flavonoid from black tea.. As the oxidation ...