brand

serving size (mL)

concentration (mg/100mL)*

EGCG

EGC

EC

ECG

+C

Caffeine

Nama-cha

555

5.40

7.32

1.48

0.88

3.45

9.16

Iyemon

500

7.17

7.91

2.04

1.28

2.88

13.2

Ayataka

525

7.33

9.46

2.30

1.30

3.51

12.3

Oi ocha

525

5.78

5.80

1.28

0.97

2.83

11.0

Oi ocha dark

525

15.8

11.9

3.05

2.80

5.18

17.7