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A member asked:

What is difference in caffeine content between green and black tea?

A doctor has provided 1 answer

Here's a link...: ...with your answer: http://www.mayoclinic.org/healthy-lifestyle/nutrition-and-healthy-eating/in-depth/caffeine/art-20049372

Answered 5/12/2016

1.3k views

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Drank green tea for the first time and feel no effect? It's supposed to have caffeine effects?

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Can you tell me how can caffeine in coffee act differently in green tea?

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I drink about four or five cups of green tea a day , does it contain caffeine?

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