1.Polyphenol 95%, EGCG 45%, Caffeine <5% 2.Polyphenol 98%, EGCG 50%, Caffeine <1% Green Tea ExtractGreen, black, and oolong tea are all derived from the leaves of the Camellia sinensis plant. Originally cultivated in East Asia, this plant grows as large as a shrub or tree. Today, Camellia sinensis grows throughout Asia and parts of the Middle East and Africa.Plant Description:Botanical Name: ...