Green tea is a popular hot drink around the world. In recent years, it has also gained popularity as a health drink. Green tea is derived from the leaves of the Camellia sinensis plant and is found in many varieties. It can be enjoyed hot, cold or even in powder form, and it is recognized for its high antioxidant content and health benefits.
But how much green tea should you drink to get these benefits? And can drinking too much be dangerous?
This article sheds light on research into how much green tea you should drink:
Green Tea fill to Many Health Benefits
- Green tea contains nutrients and plant compounds that can have positive health effects. It contains a powerful antioxidant called catechins, which can help prevent cancer.
- In fact, numerous studies have shown that people who drink green tea are much less likely to develop type 2 cancer than those who do not. Green tea can help prevent cancer. These include prostate and breast cancer, two common cancers in men and women, respectively.
- In addition, numerous studies have shown that green tea can reduce your risk of type 2 diabetes and heart disease. And drinking green tea can help you lose weight. The caffeine and catechins in it have been shown to boost your metabolism and increase fat burning.
- Overall, studies show that drinking green tea helps you burn 75-100 extra calories a day. Although it may seem like a small amount, it can play a significant role in significant weight loss in the long run.
- Other potential benefits of drinking green tea include boosting the immune system, improving brain function, improving dental health and reducing the risk of arthritis, Alzheimer’s and Parkinson’s disease.
How much more beneficial is green tea?
Studies that discover the benefits of green tea show conflicting evidence on how much you should drink each day. Some studies show health benefits in people who drink one cup a day, while other studies consider three or more cups a day to be the maximum. Green tea can help reduce the risk of many diseases. However, the maximum amount to drink may depend on the disease.
- Oral cancer: In a large observational study, women who drank three to four cups of green tea in a day were less likely to develop oral cancer.
- Prostate cancer: A large observational study found that men who drank five or more cups of green tea a day had a lower risk of developing prostate cancer than those who drank less than one cup a day.
- Stomach cancer: Another large observational study found that women who drank five or more cups of green tea a day had a lower risk of stomach cancer.
- Breast cancer: Two observational studies have shown a lower incidence of breast cancer in women who drink more than three cups of green tea a day.
- Pancreatic cancer: One observational study found that drinking five or more cups of green tea a day was associated with a lower risk of pancreatic cancer.
- Diabetes: In a previous observational study, people who drank six or more cups of green tea a day had a 33% lower risk of developing type 2 diabetes than those who drank less than a cup each week.
- Heart disease: An analysis of nine studies found that people who drank one to three cups of green tea a day had a lower risk of heart attack and stroke than those who drank less than one cup.
Based on the above studies, it is better to drink three to five cups of green tea daily. However, it is important to note that some studies have found no association between drinking green tea and the risk of disease, so these effects may vary from person to person. One thing that has been studied the most is that those who drink green tea are healthier than those who do not drink tea at all.
Possible Side Effects of Drinking Green Tea
The caffeine and catechins in green tea are known for their health benefits, but they can also be harmful to some people’s, especially in large quantities.
- Consumption of large amounts of caffeine can increase feelings of anxiety, interfere with sleep and cause stomach upset and headaches in some people.
- Consuming large amounts of caffeine during pregnancy can also increase the risk of birth defects and miscarriage.
- Based on current research, everyone, including pregnant women, should not consume more than 300 mg of caffeine daily.
- The amount of caffeine in a cup of green tea varies depending on the amount of tea and the length of the leaf.
- One study found that 1 gram of green tea contains 11 to 20 milligrams of caffeine.
- A single serving is usually measured in 1 cup teaspoon (2 grams) of 1 cup (240 ml) of tea leaf water. Assume that each cup of tea contains about 1 cup (240 ml), which means that the average cup of green tea contains about 22-40 mg of caffeine.
Catechins May Reduce Iron Absorption
- The catechins found in green tea may reduce your ability to absorb iron from other foods.
- In fact, consuming large amounts of catechins can lead to iron deficiency in the blood.
- Drinking green tea can also reduce the effects of some medications used to treat anxiety and depression.
We came to this conclusion
Green tea is full of health-promoting compounds. Drinking green tea regularly can help you lose weight and reduce your risk of many diseases, including diabetes, heart disease and cancer. Drinking three to five cups of green tea a day feels better to get the maximum health benefits.
Drinking too much is not good for some people, but in general, the benefits of green tea far outweigh its risks. In fact, drinking more green tea can greatly improve your health.