Cup of earl grey can have up to 45 mg of caffeine while green tea and white tea can have up to 35 mg and 30 mg of caffeine per serving respectively.
Earl grey tea caffeine content.
In the case of the latter caffeine content will be reduced and will only be two to 10 milligrams.
Iced tea contains caffeine in amounts similar to brewed tea depending on the type of tea.
Which is why nailing down the caffeine content in earl grey is such a tricky business.
For example a mug of tazo earl grey contains 40 mg of caffeine after 1 minute of steeping in 6 ounces 177 ml of water heated to 194 203 f 90 95 c.
Generally earl grey is likely to have more caffeine than green tea.
So the amount of caffeine in an 8 ounce cup of tea varies from 20mg to 80 mg.
About 50 mg.
Earl grey will probably have around 30 60 mg of caffeine per cup.
In fact bergamot is what makes an earl grey an earl grey.
The caffeine content in an earl grey made with a black tea base will be similar to any other cup of black tea.
On average loose black tea had 22 28mg of caffeine per 1 gram dried matter.
Expect around 20 60 mg per cup but on average the amount is likely to be.
Allow the tea to brew for five minutes.
Whereas green tea and white tea have almost the same amount of caffeine per cup between them a regular 8 oz.
There really are no other rules.
Caffeine in tea varies quite a bit.
On average one cup of earl grey tea contains 55 to 90 milligrams of caffeine.
Some green teas may also have a very high amount of caffeine.
So once more for emphasis earl grey is defined by flavoring the bergamot oil rather than the type of tea itself.
Choose a higher caffeine black tea like tazo awake.
Steep the tea in boiling water.
Opt for a lower caffeine black tea such as stash darjeeling or twinings earl grey.
The longer the tea or tea bag is steeped in water the more caffeine will be present.
Most tea manufacturers do not list caffeine amounts on labels one exception is lipton regular tea listed at 55mg per serving.
Bergamot tea or earl grey is made by combining black tea and bergamot orange extract.
This amount rises to 59 mg after 3.
Black tea has significantly more caffeine than white or green tea.
60mg to 120mg of caffeine.
Those who are looking for lower caffeine on the other hand can opt for one that is decaffeinated.
Like any beverage brewed from a caffeinated plant however there are a lot of factors that can determine caffeine levels in your cup of earl grey black tea including how the plant was processed and how the beverage was brewed.