How Much Caffeine in A Cup of Decaffeinated Tea?

By November 23, 2017

Probably you know decaf coffee still contains caffeine and consider it as the best secondary drinks to fulfill your morning pick-me-up. Still, it takes up many coffee drinkers who have caffeine sensitivity for similar taste and aroma to the regular one. However, it seems to be a better option when you take tea into consideration. Today, we are going to talk about decaf tea, through the naturally caffeine-free types like herbal tea to black or green tea with caffeine removed or processed properly.


Why you choose decaf tea

How do you like decaf tea? Have you ever thought about the differences between decaf tea and the regular one? It changes more than functions like a healthy diet and the relief that you won’t get fed up with undesirable caffeine overtaken symptoms, but also boost the belief to your loved tea drinks.

How much caffeine in a cup of decaf tea


Any types of tea contain certain amount of caffeine, and that’s why many coffee lovers choose it as alternatives for caffeine intake. Thus if you really care about the caffeine consumption, what you should lay more stress on is the amount to be consumed each time. Here shows you the comparison of caffeine content between decaf tea and regular tea.


Caffeine content

Serving size (fl.oz.)

Decaf black tea

4-6 milligrams


Black tea

30 milligrams


Decaf green tea

2-4 milligrams


Green tea

25 milligrams


How much caffeine can be consumed daily


It is agreed that adults can have and limit caffeine intake within 300 milligrams, and people sensitive to caffeine should bear lower caffeine content, which includes tea, coffee drinks, energy drinks and cola(how much caffeine in those drinks). When it comes to kids, foods such as chocolate bar and ice cream they prefer which are exactly great sources of caffeine. It is suggested that no more than 85 milligrams per day for kids and best to start drinking after the age of 12. Therefore, decaf coffee and decaf tea makes a crucial role. Let’s make a conclusion; for decaf tea, the standard amount means three mugs or six cups a day, whether you choose black or green one.

Elements that have impact on the caffeine content of tea


  • Tea quality

Different types of tea, with varied caffeine content comes down to distinct caffeine remained.

Here shows some popular brands of decaf teas.

Lipton® Black Teas

Twining Decaf Black Tea

Celestial Seasonings Decaf Green Tea

Note that herbal tea is not made from tea leaves and thus it is caffeine free and consequently no feelings same like brewed tea.

  • Water temperature

Tannins and caffeine will release gradually with water temperature up to 70℃. The higher the water temperature, the more caffeine goes into your cup and it turns into a bitter one.

  • Steep time

The longer you steep, the more caffeine your tea soup contains.

You may also like: differences between black tea and green tea

Is it OK to drink green tea on an empty stomach?

Comments (1)



  1. What time should one stop drinking decaf tea so as not to interfere with sleep?