How much green tea do you need to drink per day to experience its benefits? The State
Coffee and tea make the absorption of iron from food less efficient.
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He Green Tea It is one of the most popular teas in the world. The preparation made with leaves of the plant Camellia sinensis it is very old. The first recording of the tea described it as a medicinal drink in China in the 3rd century AD. It is considered a healthy drink whose effects are among the most studied by scientific researchers.
Green tea consumption is associated with risk reduced premature death, heart disease, stroke and type 2 diabetes, as shared by the Harvard School of Public Health.
What does green tea contain
Among the components that stand out in green tea are the caffeine and polyphenols, including the catechins. Is his rich in polyphenols, which has been considered the key to making tea a drink with health benefits.
Polyphenols act as antioxidants They control the damaging effects of free radicals in the body.
How much green tea do you need to drink per day to reap its benefits?
Drink a minimum of three to five cups of green tea a day seems to work wellBut the optimal amount can vary from person to person, Healthline explains.
Additives Sugar, cream or milk can reduce the polyphenol content of tea. For the greatest health benefits, drink the tea on its own or without too many additives. A dash of vanilla or cinnamon can mimic the sweetness.
What happens if you drink green tea in excess?
According to the National Institutes of Health (NIH), green tea, when consumed as a beverage, is believed to be safe when used in amounts of up to 8 cups per day.
Consumption in pregnancy
Drinking more than 6 cups per day (300 mg caffeine) can be dangerous And it can increase the risk of negative effects. Green tea can increase the risk of birth defects associated with folic acid deficiency. Caffeine passes into breast milk and can affect a nursing infant.
Possible side effects of drinking green tea excessively
1. Anxiety and upset stomach
Consuming too much caffeine can increase feelings of anxiety, interfere with sleep, and cause an upset stomach and headaches in some people.
2. It can reduce the absorption of iron in food
Coffee and tea decrease the absorption of iron from food. Iron deficiency is the cause of anemia.
The Costa Rican Journal of Public Health indicates that the reason is the polyphenols (tannins) found in these drinks. Consuming a cup of tea (250 ml) with food, decreases the absorption percentage by up to 60%, even if it is taken an hour after eating. You can choose to drink the tea between meals instead of ingesting it with your meals.
3. Reduces the effectiveness of certain medications
In high doses, green tea reduces the effectiveness of the drug nadolol, a beta-blocker used for high blood pressure and heart problems.
4. May increase the risk of bleeding
There have been some cases of women who have vaginal bleeding with weeks of evolution after increasing the consumption of green tea. “Many times it is thought that because it is natural it will not harm them. This shows me that it is necessary to continue investigating, because what is known is that before surgery it is advisable not to use green tea because it increases the risk of bleeding “, said Dr. Carmen Almanzar, to the Journal of Medicine and Public Health ( MSP).
5. Liver failure
Although it is rare, Liver problems have been reported in several people who have taken green tea products. People who take green tea extracts, especially those with liver disease, should discontinue use and see a health care provider if they have symptoms of liver problems (such as abdominal pain, dark urine, or jaundice), the NIH recommends.
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