The half-life of EGCG (5.0-5.5 h) seemed to be higher than the half-life of EGC or EC (2.5-3.4 h). EGC and EC, but not EGCG, were excreted in the urine. Over 90% of the total urinary EGC and EC was excreted within 8 h.
Caffeine reaches its maximum effectiveness one hour after it is consumed. After this, the effects gradually wear away. It is important to note that an individual may still feel the effects of caffeine for up to six hours after it is consumed. This is true for caffeine found in green tea.
The level of caffeine in your blood peaks about one hour later and stays at this level for several hours for most people. Six hours after caffeine is consumed, half of it is still in your body. It can take up to 10 hours to completely clear caffeine from your bloodstream.
Simple liquids (clear juices, tea, sodas): 20 to 40 minutes.
Therefore, if you are sensitive to caffeine, consider avoiding drinking green tea for up to 6 hours before bed to prevent sleep problems. Certain compounds in green tea may inhibit the absorption of iron and other minerals, so it's best to drink it between meals.
Green tea can cause side effects due to caffeine. These can include anxiety, tremors, irritability, and sleeping problems. This is more likely if you're sensitive to caffeine or take large doses. Side effects are less common with green tea than with other drinks that have caffeine.
The Bottom Line. Green tea is packed full of health-promoting compounds. Regularly drinking green tea can help you lose weight and reduce your risk of several diseases, including diabetes, heart disease and cancer. Drinking three to five cups of green tea per day seems to be optimal to reap the most health benefits.
A natural flush for your system, antioxidant-rich green tea will help your body increase the production of detoxification properties. Whilst also boosting your immune system while protecting your liver from the damaging effects of toxic substances such as alcohol.
Consumption of green tea has been linked to improving gut health by populating healthy bacteria in the intestines.
There is little to no scientific evidence that proves that drinking water after having tea is dangerous for your health. However, it is believed that drinking water immediately after drinking a hot beverage like tea can lead to problems like pyorrhoea disease and digestive issues like acidity or pain.
Caffeinated drinks like coffee, tea, and soda are diuretics and they can make you pee more frequently. Consuming caffiene irritates the bladder which results in bladder contraction and will make you pee more often. After drinking caffeine, you'll typically pee within 5-45 minutes.
The answer depends on many factors, similar to drinking alcohol. How much you consume, your body weight and metabolism, the type of tea you drank, and what you ate earlier can all play a role in how long the effects linger. Typically, tea drunk effects last between four to six hours.
The antioxidants contained in most varieties of tea are thought to help flush the body of toxins such as those caused by too much caffeine, food additives, smoke, alcohol and other environmental factors.
Excessive drinking of green tea can cause stomach problems, diarrhoea and can even cause iron deficiency. You may also experience insomnia. Hence, drink it in limit as excess of green tea can prove detrimental to your health.
Green tea contains some caffeine, which can make it more difficult to fall asleep. Drinking this tea before bedtime may also cause you to need to pee at night, which can interrupt your sleep, leaving you feeling tired in the morning.
Through cellular, animal, and human experiments, green tea and its major component, epigallocatechin-3-gallate (EGCG) have been demonstrated to have anti-inflammatory effects.
The green brew can also have a calming effect on your mind. Theanine, an amino acid found in green tea leaves, helps you relax and keep stress at bay. According to researchers, theanine also helps to reduce anxiety.
Ultimately, your fat cell breaks down more fat, which is released into your bloodstream for use as energy by cells like muscle cells. Compounds in green tea increase levels of hormones that tell fat cells to break down fat. This releases fat into the bloodstream and makes it available as energy.
It takes all the toxins your blood carries and converts them into waste products that your body expels through your urine. Green tea is rich in polyphenols that can protect the liver and prevent cell damage. It also promotes enzyme activity in the liver that makes the detoxification function more efficient.
DIURETIC EFFECT: Even though green tea contains a little amount of caffeine, it has a diuretic effect that stimulates urination. Drinking too much green tea increases your toilet trips.
Popular detox teas include dandelion root, burdock root, fennel seed, ginger, turmeric and other antioxidant-rich ingredients. They're also commonly anchored with rooibos, which is a red tea that contains polyphenols and has been found to promote heart health while lowering cholesterol and stabilizing blood pressure.
Best for Overall Health: Green Tea
When it comes to tea, green tea gets the gold. “Green tea is the champ when it comes to offering health benefits,” says Czerwony. “It's the Swiss Army knife of teas.
The best time to drink green tea for brain health is in the morning or early afternoon 1 to 2 hours after meals. As lack of sleep can cause increase anxiety and restlessness, it is best to drink this tea in the morning or early afternoon so that you do not interrupt your sleep routine.
Determining which is better ultimately comes down to your specific needs. Green tea and coffee are both healthy and safe. Green tea may be a better choice for people with anxiety or insomnia. In contrast, coffee may suit you better if you're looking for increased alertness or improved physical performance.