Caffeine

Yes, tea is healthy. If you want more detail, though, be prepared for a lot of marketing hype that’s not backed up by science.

This is a subcategory of Tea Science, which explores the diversity of tea styles and varieties.


  • How much caffeine is in my tea?

    How much caffeine is in my tea?

    I wish there was a simple answer to this question. It would be ever so cool if I could just say, “black tea has 45 mg of caffeine per 8-ounce cup.” In fact, a number of people say it actually is that simple. Unfortunately, they’re wrong.

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  • Caffeine Math: How much caffeine is in a tea blend?

    Caffeine Math: How much caffeine is in a tea blend?

    For some reason, it seems like I write a lot about caffeine on this blog. My three-part series on the subject is the most popular thing I’ve ever posted. My recent post about theanine talked about caffeine as well. One thing I haven’t addressed in detail is what happens to caffeine content when you blend

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  • Tea and caffeine part III: Decaf and low-caf alternatives

    This article is the second of a three-part series. Part I: What is caffeine?Part II: Exploding the mythsPart III: Decaf and low-caf alternatives So you’ve decided you like tea, but you really don’t want (or can’t have) the caffeine. What are your alternatives? Well, first there’s decaf tea. As Part I of this series explained,

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  • Tea and caffeine part II: Exploding the myths

    This article is the second of a three-part series. Part I: What is caffeine? Part II: Exploding the myths Part III: Decaf and low-caf alternatives It’s amazing. It seems like the more I learn about tea, the less I know — and the more I have to unlearn. Over the many years that I’ve been

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  • Tea and caffeine part I: What is caffeine?

    This article is the first of a three-part series. Part I: What is caffeine? Part II: Exploding the myths Part III: Decaf and low-caf alternatives In his excellent book, A History of the World in 6 Glasses, Tom Standage selected the six beverages that he felt had the greatest influence on the development of human civilization.

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