... % minYellowHealth foodCosmetics, FoodEGCG 50%Tea Polyphenol 99% min, Tea Catechins 75% minDark YellowHealth foodFood, BeverageEGCG 40%Tea Polyphenol 90% min, Tea Catechins 70% minDark YellowHealth ... makes up about 10-50% of the total green tea catechins includeing epigallocatechin gallate (EGCG), epigallocatechin (EGC), epicatechin gallate(ECG), epicatechin(EC), gallocatechin ...