natural Green tea extract 1.SPEC:Catechin 10%-99% 2.Preventing aging;Antioxidant;Reducing blood fat 3.HACCP 100% ... C or E. Specification ProductSpecificationGTP-99%Polyphenols³99%, Catechins³99%, EGCG³98%, Caffeine<0.05%GTP-99%Polyphenols³99%, Catechins³98%, EGCG³95%, ... ³80%, Caffeine<0.1%GTP-99%Polyphenols³99%, Catechins³90%, EGCG³70%, Caffeine<1%GTP-99%Polyphenols³99%, Catechins³80%, EGCG³50%, ...