Green tea has always been an essential beverage in countries like China and Japan. But now it has become second only to water as the most popular drink in the world. In recent years a multiple research studies have been made to explore green tea healing properties.
It has been confirmed that green tea does contain various healing substances that help to prevent basic sell damage done by toxins (anything from different types of cancer to liver damage). And although, it really is beneficial to your health there are some things you need to know before you'll decide to make green tea one of your meal time beverages.
Green tea does have some side effects.
Most of them result from the caffeine content.
Usually a cup of brewed green tea (6oz.) contains about 30 mg of caffeine. However green tea is much gentler on your body than coffee or black tea. Caffeine content is bound to the tannins in green tea. This slows down the rush of caffeine in your blood and gives you a more sustained energy boost. It also does not increase your heart rate as drastically as does coffee.
People very sensitive to caffeine should switch to a green tea supplements. For example, two 250 mg pills contain only about 5 to 6 mg of caffeine. You should not drink excessive amounts of brewed green tea. The usual recommendation is 3 to 4 cups of tea a day. If you drink more than 5 to 6 cups of green tea daily you may experience sleeplessness, irregular heart beat, dizziness, diarrhea, vomiting, headache, loss of appetite or other caffeine-related side effects.
You should use green tea cautiously if you have a weak heart, tendency to anxiety or panic attacks, kidney disease or a sensitive stomach.You should restrict your green tea intake to 3 cups or switch to a green tea supplements if you are pregnant. Drinking more than 6 cups of green tea a day can increase the risk of late first or second trimester miscarriage. If you are currently breastfeeding it is strongly suggested that you use only green tea supplements, because caffeine may affect a baby's sleeping habit.
Bottom line is green tea is green tea or green tea extract has shown as non-toxic in both acute dosages and high long-term dosage. But you should always keep in mind that even the healthiest thing in the world can turn into a poison if you over do it. Green tea contains plenty of antioxidants that your body needs so much, but if you overdose it you may get a re-bound effect. Use your common sense and you will probably never have to experience any of green tea side effects.