Table 1.

Comparison of contents of catechins between tea leaves and tea flowers (% dry weight).

Catechins	Tea Leaves a	Tea Flowers b
EGCG	6.81–8.58	0.27–1.97
ECG	1.11–2.07	0.21–0.85
EGC	1.15–1.58	0.03–1.96
EC	0.50–0.69	0.04–0.41
C	0.02–0.11	0.00–0.31

^a Reference: [10]; ^b References: [4,9].