Tea
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Listed below are the caffeine values for different types of tea.
Caffeine content of tea
Loose-leaf Tea (imported) Black
-
25-110
USDNS
Loose-leaf Tea (imported) Oolong
12-55
Loose-leaf Tea (imported) Green
8-36
Black Tea brewed 1 min.
5 ounces
21-33
Black Tea brewed 3 min.
35-46
Black Tea brewed 5 min.
39-50
Canned iced tea
22-36
Iced tea
12 ounces
67-76
Instant tea