The trend of drinking green tea is increasing very fast in India. Most people consider green tea to be beneficial for health, which is also true to a large extent. At the same time, due to these benefits, many people start consuming it excessively, which is not right for health. Consumption of green tea in excess can call for the harm of green tea. Keeping this in mind, the topic of this article of Health life line has been chosen as the disadvantages of drinking green tea. By stating green tea side effects, we aim to raise awareness about its use. Keep reading this article to know the Side Effects of green tea.
What is Green Tea?
Green tea is a special type of tea made from the leaves of a plant called Camellia sinensis. Along with India, the trend of this tea is very high in China, Japan and Thailand. It contains more catechins, which are a type of antioxidant, than black and oolong tea. The vitamins and minerals present in this tea work to increase its antioxidant capacity. The benefits of green tea for health are many. It also has properties such as anti-cancer, anti-aging and anti-diabetic. At the same time, its consumption in excess can be harmful to health and can cause the problems mentioned below.
Read in this section of the article Green Tea Side Effects.
Side Effects of Green Tea
Excessive Caffeine – Green tea can be beneficial for health, but it should not be forgotten that caffeine is present in green tea. Green tea contains 12 milligrams of caffeine per 100 grams. Caffeine is a bitter substance, which is naturally found in tea along with many other foods. Excessive consumption of caffeine can have bad effects on health. An overdose of caffeine can cause problems such as dizziness, insomnia, dehydration, nausea, vomiting and restlessness.
- Iron deficiency – According to the WHO, anemia affects 1.62 billion people worldwide. Iron deficiency is one of the main causes of anemia and excessive consumption of greens can cause iron deficiency in the body. Actually, this has been revealed in a research related to this published on the website of NCBI (The National Center for Biotechnology Information). Research states that excessive consumption of tea can inhibit the absorption of iron in the body, which can lead to iron deficiency and increase the risk of anemia.
- Causes of muscle weakness – The disadvantages of drinking green tea include muscle weakness. This information comes from a case study available on the NCBI website, in which a 49-year-old man complained of muscle weakness for a few days. During the blood test, the person was confirmed to have hypokalemia (lack of potassium in the blood), which was causing muscle pain. However, her condition soon improved with potassium supplementation by the doctor.
During the medical examination, when information about his diet was obtained, it was found that two weeks before the muscle weakness, he had been consuming a large amount of beverages made from green tea extract. Case studies showed that excessive consumption of caffeine in green tea may increase the risk of hypokalemia. In such a situation, we are of the opinion that green tea should be consumed in balanced quantity.
- Weak bones – Weakness of bones can also be one of the green tea side effects. As we have mentioned above that caffeine is present in green tea. In such a situation, excessive consumption of green tea can also have an effect on bones. In fact, according to studies conducted on the health effects of caffeine, excessive consumption of caffeine can impair the absorption of calcium in the body. Bones from whose influence may be thin and may result in disease of bone such as osteoporosis.
Not only this, another research related to this has seen symptoms of spinal weakness due to excessive consumption of caffeine in postmenopausal women. In such a situation, we would advise that to avoid bone problems, consume green tea in a balanced way.
- Liver related problems – According to a study, green tea can cause liver damage in some cases. This may be due to the EGCG (a type of catechin) present in it, which can exhibit hepatotoxicity (toxic to the liver) effects. At the moment, more research is needed on this topic.
- GERD – GERD (GERD – Gastroesophageal Reflux Disease) is a condition in which they arrived at the hose elements food in the stomach. This is a type of digestive problem, which can also cause heartburn. If we talk about the harm of green tea, then scientists in Japan found that excessive consumption of green tea and sedentary lifestyle can increase the risk of GERD. At the same time, another study conducted on Asian populations found that a component called theophylline present in tea may cause fatal acid reflux.
- Dehydration – Green tea side effects include dehydration. Actually, it can act as a natural diuretic. If green tea is consumed in excess, there may be a problem of frequent urination, which can lead to dehydration. In such a situation, it is better to consume green tea in a balanced amount.
- Stomach problems – Drinking green tea can also cause stomach problems . Actually, the caffeine present in green tea may be the reason. Excessive consumption of caffeine can cause stomach upset or other stomach problems. If more than five cups of green tea are consumed in a day, then there may be a problem like stomach pain or stomach upset. If someone already has stomach related problems, then they should consume it only after consulting the doctor.
- Dizziness and Vomiting – The disadvantages of green tea include dizziness and vomiting. The reason for this can also be attributed to the caffeine present in green tea. In fact, excessive caffeine consumption can have a negative effect on the nervous system, causing problems such as dizziness, restlessness, confusion and insomnia. Along with this, it can also cause problems like nausea or vomiting.
- Harm in pregnancy – Medical advice is necessary before consuming caffeinated beverages during pregnancy. Caffeine can mix with the pregnant blood and pass to the placenta, which can have a negative effect on the fetus. Excessive caffeine intake can hinder fetal development. Consuming more than 300 mg of caffeine during pregnancy may not only increase the risk of high blood pressure in pregnant but may also prolong the duration of pregnancy. For the time being, it still requires further research.
Let us further know how much green tea should be consumed in a day to avoid the harm of drinking green tea.
How much green tea should be consumed in a day?
Up to three cups of green tea can be consumed in a day. One teaspoon of green tea can be used in a cup (about 236 ml) of hot water. At the same time, pregnant women can consume one to two small cups of caffeinated beverages. Pregnant women should take care not to consume more than 200mg of caffeine per day. In addition, EGCG (EGCG – a type of catechin) is also present in green tea. A related research on the NCBI website has shown that consuming up to 338 mg of EGCG in a day can be safe.
However, we are also of the opinion in this subject that even though scientific evidence exists, but before consuming green tea, a person must also consult a doctor once. Not every person’s health and body’s needs are the same, in such a situation it is also necessary to seek medical advice.
Know further which people should not consume green tea.
Who should not drink green tea?
People suffering from the following problems should not consume green tea.
- People who have anemia (anemia problem), they should not consume green tea. As we mentioned above, green tea can work by obstructing the absorption of iron in the body.
- Individuals suffering from hypokalemia (lack of potassium in the body) should not consume green tea. According to a case study on the NCBI website, green tea can cause hypokalemia and in such a situation, its consumption can complicate the problem even more.
- If a person is taking warfarin (a medicine to prevent blood clots), then he should avoid the consumption of green tea. Vitamin-K is present in green tea, which can have a negative effect on the action of the drug.
- Heart disease patients are advised not to consume green.
Ati sarvatra varjayet, meaning too much of anything is harmful. Keeping this in mind, we have given information about the disadvantages of drinking green tea. With this article, we aim to raise awareness among people about the harms of green tea. In such a situation, before consuming green tea, definitely consider the precautions mentioned in the article. To avoid the harm of green tea, consume it in a balanced amount and avoid it in the given circumstances. Hope this article will prove beneficial for you. For other information related to green tea side effects, please take help of the comment box given below.
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