Green Tea: Nutrition Facts and Health Benefits

Green Tea: Nutrition Facts and Health Benefits


The origin of tea plant traces back to ancient times in somewhere between China and India.

Despite the uncertainty in its emerging time, tea has been well known as one of the healthiest beverages.

Nevertheless, scientists have just investigated its health benefits closely in the last 3 decades (1).

Nowadays, green tea is one of the most popular drinks consumed not only in the United States, but also around the world.

Green tea health benefits mostly come from the fact that it is not fermented.

This difference contributes to the preservation of its richness of antioxidants (2).

These antioxidant substances in green tea play an essential role in keeping our body healthy and fit.

Nutrition Facts

Green Tea - Nutrition Facts

The main content of green tea is merely water, but green tea can be an extraordinary fluid.

Because of the unfermentation, green tea contains a lot of polypenols.

Catechins and flavonois are the most significant examples and they serve as important antioxidants.

They are believed to lower the risk of free radical concentration in your body and contain the damage of cells and molecules (3) (4).

On the other hand, though existing in moderate quantity, caffeine in green tea still gives you some amazing health benefits of green tea.

It also needs to mention that there are some necessary vitamins in green tea, which will be responsible for many health benefits of green tea.

Bottom Line: The abundance of bioactive antixodiant compounds constitutes green tea benefits.

Health Benefits of Green Tea

Below are top 6 proven benefits of green tea that everyone should be well aware of.

It will help you make the best use of a very simple, but powerful ingredient.

1. Weight Loss

Green Tea - Weight Loss

One of the very first health benefits of green tea is to help people lose weight more easily and efficiently.

Thanks to its bioactive antioxidants, green tea can result in a boost in the way your body uses energy and burns fat (5).

10 healthy men were involved in an experiment and green tea made their body’s use of energy faster by 4 percent (6).

In addition, the existence of caffeine in green tea also supports the control of your body weight (7).

Our physical performance can experience a 11-to-12-percent increase with the participation of caffeine (8).

You might also notice improvements in weight loss process if you are used to consuming some other types of tea, such as raspberries.

Bottom Line: Green tea can be beneficial for those who desire to lose some weight naturally.

2. Make Brain Function Better

If green tea weight loss is the most common keyword people search for, this drink’s positive effects on brain function should be the second among top health benefits of green tea.

The amount of caffeine in green tea is much more moderate than that in coffee.

Therefore, you will be more relieved to know that some side effects will be eliminated while it still brings some benefits for your nervous system (9).

Caffeine makes a great contribution in increasing the number of neurotransmiters in the brain, namely, norepinephrine and dopamine (10).

In other words, green tea improves your intelligence (This appears in lemongrass health benefits too).

Besides, green tea plays an important part in the prevention of brain-related problems caused by aging, such as Parkinson’s or Alzheimer’s (11).

Bottom line: More and more people are switching to use green tea, instead of coffee, to become more productive without worrying about side effects.

3. Prevent Cardiovascular Diseases

Green Tea - Prevent Cardiovascular Diseases

Cardiovascular diseases are the leading catalyst for death around the world (12).

It is undoubted that these diseases are very common and it is easy to suffer from them.

However, you can actually protect yourself from cardivascular diseases with simple ingredients like green tea.

One of the best benefits of green tea is to prevent cardiovascular diseases (13).

The antioxidants in green tea can reduce the number of oxidative LDL cholesterol particles and thus, help you stay away from heart disease (14).

Some studies recommend that you use 7 cups of green tea on a daily basis to prevent cardiovascular diseases, but there is still a demand for further analysis to confirm this statement (15).

Bottom Line: By limiting the growth of bad cholesterol, green tea is great for preventing heart disease.

4. Anti-Cancer

Green tea can help us deal with another popular cause of death in the world – cancer.

Cancer emerges when the development of cells is uncontrolled.

In most cases, oxidative damage is a deciding factor in the appearance of cancer cells (16).

Scientific studies have proved that antioxidants can cope with oxidative damage.

Therefore, it is easy to understand that cancer prevention is one of the best benefits of green tea (17).

For female, breast cancer is always a common dread.

Some experiments and studies have indicated that women consuming green tea often were less exposed to breast cancer by 22 percent (18) (19).

Meanwhile, for male, green tea has positive impacts on the prevention of prostate cancer.

This type of cancer affects almost 200,000 men in the United States alone each year.

It is worth knowing that green tea can reduce the development of this cancer by 48 percent (20).

Bottom Line: Despite the need for further studies, green tea is promisingly good to cope with some types of cancer, such as prostate cancer. 

5. Improve Dental Health

There are some reasons behind many people’s habit of drinking green tea after meals.

Polyphenols in green tea work as the most effective antioxidants in eradicating the remain of smoking and alcohol on your teeth.

They also prevent inflammation and oxidative stress in your mouth, which improves the oral health in general (21).

More importantly, green tea may also remove unpleasant breath (just as effectively as peppermint oil) (22).

In other words, there are various health benefits of green tea that support your oral condition.

Green Tea - Improve Dental Health

You ought to consume green tea whenever you finish your meals to protect your teeth and gums in advance.

  • Get some dried green tea leaves into boiling water.
  • Wait for several minutes and then, strain the mixture.
  • Drink it warm.

6. Keep You Away from Infection

There are some other health benefits of green tea, in addition to dental improvement.

Catechins found in green tea are super effective to eliminate bacteria and viruses which lead to infections (23).

Side Effects

In spite of well-known amazing health benefits of green tea, it also poses some threats to our health if you do not consume it in the right way.

There is a certain amount of caffeine in green tea. If you consume it only 2-3 times per day, you can enjoy its health benefits to the fullest extent.

On the contrary, when the amount becomes excessive, you might undergo some problems, such as anxiety, dizziness or rapid heartbeat (24).

When it comes to children, the problem may get worse and worse. Nausea, nervousness or jitteriness are common consequences of the excessive consumption of caffeine (25).

Furthermore, when you experience some medications to deal with other health problems, green tea should be forbidden.

As its antioxidants have powerful effects on a variety of parts in our body, green tea is known to be harmful to some treatments, for instance, diarrhea…


This section is designed to provide you with some infographics to grab a quick understanding of green tea nutrition and health benefits.

Do you agree with all of these amazing health benefits of green tea? You can comment your ideas on the box below or simply share your own experience. 

And do not forget to LIKE, SHARE or PIN this article on social media.

(One Quick Tip: You can pin it onto Pinterest directly with the button on the left top of each picture).

Green Tea Nutrition Facts

Green Tea Health Benefits

Green Tea Health Benefits

Disclaim: The effectiveness from using these foods on certain problems and diseases will be depended on the body condition of the applicant.

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