Does Tea Contain Caffeine


Caffeine is a naturally occurring substance found in the leaves, seeds and/or fruit of more than 60 plants.

The caffeine content in a beverage varies depending on the ingredients and how the drink is prepared.

While caffeine is considered safe, drinking too much may raise some concerns.

What is Caffeine?

What are the caffeine’s effects on body?

What are the caffeine’s effects on body?
  • Stimulates your central nervous system, which can make you feel more awake and give you a boost of energy.
  • Is a diuretic, meaning that it helps your body get rid of extra salt and water by urinating more.
  • Increases the release of acid in your stomach, sometimes leading to an upset stomach.
  • Increases your blood pressure

Four main components that affects the caffeine content in a cup of tea.

The type of tea leaf used

Generally, broken tea leaves, as found in tea bags, will impart more caffeine when brewed compared to whole leaves.


The amount of tea used

The more tea leaves added to a cup, the more caffeine will be released.

The temperature of the Water used to brew tea

Higher temperatures will also increase the caffeine content as the hot water will act faster to release the caffeine from the leaves.

Does tea contain Caffeine?

The time taken to brew the tea

The longer the tea leaves sit in hot water, the more caffeine is released.


How much caffeine is in Oxtea’s teas?

Tea leaves contain approximately three percent caffeine content by weight; but factors like soil chemistry, type of tea plant and whether the tea leaves are dry or wet can affect caffeine content.

How much caffeine is in Oxtea’s teas?

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