"Space Cowboy" > wrote:

> I just realized I have to guess at the amount of caffeine in a gram of
> tea. If there is an answer I don't know it. I think it would be a
> constant across the oxidation styles so the caffeine in a gram of
> Silver Needle would be in the ballpark of puerh making the caffeine in
> a cup a matter of brewing times and not leaf weight. This all started
> when my wife read that coffee has 200mg of caffeine in three cups of
> coffee which I assumed were 6oz each. I was drinking a mug of oolong
> at the time and I could approximate the gram weight to make the the tea
> but no clue to the caffeine level. My guess is 20mg of caffeine per
> gram of tea. I derived that from the fact I would make a 6oz cup with
> 2 grams of tea for a total of 6 grams for the three cups or 120ml
> caffeine which would be about half the given amount of coffee. What
> numbers have you seen for caffeine weight versus tea weight?

The Upton website says this:

> The bud and first leaf of the tea plant contain the highest concentration
> of caffeine, between 4 and 5% of the total dry weight, and the second
> leaf contains about 3% of the total dry weight. Thus, the desired "two leaves
> and a bud" plucking contains caffeine that is approximately 4% of the dry
> weight.

You can find this, and more, at their site www.uptontea.com, then click on
"information", and 3/4 of the way down that page, on "caffeine and other
health issues".


--
Randy
(if replying by e-mail, remove SPAMFREE and DeLeTe from my address)
Current book recommendation: BLUE LIKE JAZZ