... sinensis O.Ktze)with specification Tea polyphenol 40%,80%,90%,98% Green Tea ExtractBotanical sourcesGamellia sinensis O ... 40%, Caffeine:1%)4. Tea polyphenol 98% (Catechin:80%, EGCG:50%, Caffeine:0.5%)Part of useLeafShelf Life2 ... nutrition enhancer, dietary supplements, heatlh food additives, pharmaceutical raw material. sport supplements, sport nutrtional supplements, bodybuilding supplement. Our ...