How much caffeine is in green tea?

Jessica Calle
Té verde a granel ecológico Té verde a granel ecológico

Caffeine is present in coffee. It is A psychoactive substance that makes us feel alert and keeps us from sleeping. But it's not only found in coffee, but also in other beverages like tea . It's not known exactly how much of it is present in green tea, but it is known that it's lower than in coffee. In this post, you'll learn how much caffeine is in green tea.

There are several types of green tea , and each has different levels of caffeine. And There are several factors that determine this amount. One of them is the leaf, because the more The younger they are, the more caffeine they have, because it's their way of protecting themselves from insects. Other factors that influence caffeine content include the age of the plant, the soil, the climate, etc.

On the other hand, it is also important to take into account the way the tea is made, for example, if it is cold brewed it has less caffeine than if it is brewed in boiling water. Roughly speaking, the average the caffeine in green tea It is one third of what coffee contains in the same volume.

Which has more caffeine, coffee or green tea?

False information is often spread regarding the differences between green tea and coffee, especially regarding the amount of caffeine. Before delving into the topic, let's define what caffeine is and how it affects the body. It's a natural component found in a wide variety of plants, including coffee and tea. Caffeine stimulates the body's central nervous system and gives us energy when we need it.

Organic powdered green tea

Furthermore, caffeine affects each person differently; for some, it will benefit them, but for others, it may cause anxiety. Since it's a substance that can affect each person differently, we wonder which has the highest caffeine content: tea or coffee.

In the case of green tea, a cup contains between 20 and 50 mg of caffeine, which is a relatively low amount. However, this amount will depend on the variety of green tea, if caffeine from matcha green tea, sencha or bancha, etc. In this sense, knowing how much caffeine has green tea It will depend on the type of tea and how it's prepared. The range can be between 7 and 84 mg of caffeine per gram of tea. Matcha tea contains the highest amount of caffeine.

Regarding the Caffeine in green tea vs. coffee: The variety of beans will determine how much caffeine it has, as well as the way it's roasted and prepared. Typically, a cup of coffee (270 ml) contains 70 mg to 140 mg of caffeine. However, most people consume more than that in coffee. Most coffee contains more caffeine than green tea itself.

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Which tea has the most caffeine?

Identifying which tea contains the most caffeine isn't easy; the concentration level will depend on several factors, as we've already mentioned. However, after analyzing some data, we'll tell you which ones have the most caffeine.

Tea with sweets

Black tea

Black tea tops the list of teas with the highest caffeine content. Various references indicate that every 100 grams of tea contains between 20 and 100 mg of caffeine, as mentioned, depending on certain factors. For example, a cup of black tea (237 mg) contains between 25 and 48 mg of caffeine. Brewing temperature should be between 80° and 90° C for about 3 to 4 minutes.

Matcha tea

To know What is the caffeine in green tea? Matcha is a variety of green tea. It could be said that it has less caffeine than black tea. However, this is not true. For example, the tea used in the Japanese ceremony consists of crushed whole leaves. When this matcha tea is drunk, the powder left over after crushing is ingested; this makes it more concentrated than the tea that comes in tea bags. A tablespoon of black tea contains approximately 68 mg of caffeine. The same amount of green tea contains 32 mg of caffeine.

Oolong Tea

Oolong tea , which ranks fourth, is also known as blue tea. The caffeine content of this type of tea is lower than that of black tea (between 10 and 60 mg), depending on how oxidized the oolong tea is.

Green tea

Organic loose tea

Green tea is very popular for its weight loss effects. To know the caffeine from green tea It has an average content (between 25 and 28 mg per 100 grams of tea). Its production uses young tea leaves that are then subjected to a minimal oxidation process that generates a moderate amount of caffeine compared to the previous ones.

White tea

White tea is the least oxidized and has less caffeine than the other varieties. Some researchers suggest that the caffeine content is less than 1 mg.

Pu Erh Tea

Also known as red tea , it contains the same amount of caffeine as white tea because it's another tea that isn't as oxidized. However, to obtain its distinctive flavor and color, it undergoes a fermentation process. However, there's no evidence yet to confirm this.

What is the healthiest tea?

The healthiest teas for:

  • Sleep well: linden, lemon verbena, hawthorn and boldo.
  • Digestive health. Some of the remedies we can mention for heartburn, indigestion, stomach pain, constipation, etc., are chamomile, anise, and licorice.
  • They are an ideal complement to a healthy, balanced diet and exercise. Many of these teas are fat-burning and diuretic, helping to reduce fluid retention. These include red tea, which burns fat thanks to its caffeine and green tea, and horsetail.
  • Menopause. The most recommended type of tea is red tea, or Pu Erh.

We invite you to discover the virtues of green tea with jasmine at 5 o'clock Tea with Jessica.