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A 42-year-old female asked:

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

1 doctor answer1 doctor weighed in
Dr. Charles Cattano
Gastroenterology 40 years experience
Here's a link...: ...with your answer: http://www.mayoclinic.org/healthy-lifestyle/nutrition-and-healthy-eating/in-depth/caffeine/art-20049372
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Last updated May 12, 2016
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