... 989-51-5 3.GMP certificate 4.Specification 90%-99% EGCG Our product, EGCG(epigallocatechin gallate) is ... toxicity on the heart.Specifications: SpecificationOther items*ColorApplicationEGCG 99%/Off-whiteMedicine, AnalysisEGCG 98%/Off-whiteMedicine, AnalysisEGCG 95 ... %/Off-whiteDietary Supplement, Cosmetic, MedicineEGCG 60%Tea Polyphenol 99% min, Tea Catechins 80% minYellowHealth foodCosmetics, FoodEGCG ...