Caffeine has a stimulating effect on the nervous system, combats manifestations of fatigue and drowsiness. Does green tea have caffeine? Yes, it is contained in a certain amount in this type of tea.
Caffeine Facts
Caffeine is a natural alkaloid that is present in the fruits and leaves of certain plants. Coffee gave the name caffeine, and not vice versa. This alkaloid is found in coffee beans, tea leaves, and other plants.
Scientific studies of tea leaves, conducted in 1827, allowed to identify caffeine and determine its content in tea leaves. The following year, this alkaloid was synthesized in its purest form.
Is caffeine in green tea?
Nowadays, there is a misconception that only the strength of a drink has an effect on the concentration of caffeine. The caffeine content in green tea depends on the composition of the tea, weather conditions, the location of the plantation and other factors.
Cold temperatures can slow the growth of tea leaves, which leads to the fact that it absorbs more caffeine. The presence of caffeine in green tea may also increase as a result of exposure to direct sunlight. The process of brewing tea is also able to influence this circumstance, whether there is a lot of caffeine in green tea or not. The longer it lasts, the higher the concentration of this alkaloid in tea can be. The brewing time of green tea should not exceed six minutes, otherwise the drink may acquire a pronounced bitter taste.
Many people wonder if caffeine is present in green tea and in what quantity. In young tea leaves, caffeine may contain about 5%, in ripened up to 1.5%. However, despite this amount, it affects the body quite delicately. This happens because in this tea caffeine is combined with tannin.
Caffeine action
Positive properties of this alkaloid:
- Energizes the body.
- Promotes the removal of fats.
- Fights hangover.
- Prevents intoxication of the body.
- It has a diuretic property.
- It normalizes blood pressure and circulation.
There is a lot of caffeine in the extract from green tea, which is why it is used in the manufacture of cosmetics. It is able to tone and rejuvenate the skin.
A large number of people ask themselves the question: "Is there caffeine in green tea and how can drinking tea affect one's health?" Experts say that for a person who does not have health problems, caffeine does not pose any danger if you drink it in a small amount.
The acceptable maximum dose they call twelve cups of tea per day.
Contraindications
Why is it important to know how much caffeine is in green tea? There is a certain group of people to whom this alkaloid is contraindicated.
Caffeine should not be taken by anyone who has gastritis or a stomach ulcer; it can increase acidity. They do not recommend it to people suffering from high blood pressure, vascular diseases.
It is undesirable to drink green tea for people who have increased nervousness and sleep disorder.
Women in the months of pregnancy and during breastfeeding are also recommended not to drink green tea.
Drinking green tea
Some mothers believe that this tea does not differ in strength, and offer it to babies. You should know that experts forbid giving it to children under two years of age.
Is there caffeine in green tea and is it less there than in coffee? The caffeine contained in this tea has its advantages, although it is suggested that its concentration is sometimes no less than in coffee. It is able to be excreted faster from the body and is not addictive.
To make green tea more beneficial, it must be consumed correctly. It is forbidden to drink it on an empty stomach, it can irritate the gastric mucosa. Drinking tea after meals can, on the contrary, help improve digestion.
Drinking too much of this drink can increase excitability. Vigor can replace fatigue, and a headache may appear.
You should not combine the intake of alcoholic beverages and green tea. This can adversely affect kidney function.
Caffeine cannot be a health hazard if you drink good quality green tea .
How to lower caffeine concentration
Is there caffeine in green tea and how to reduce its concentration in this drink? People who drink green tea in unlimited quantities and can not refuse it, it is recommended to drink tea with natural additives. The presence of pieces of fruit, petals, and other natural additives in tea can lower the caffeine content.
The most popular tea with lemon or jasmine. These taste shades are able to emphasize the fresh taste of green tea, contribute to the saturation of this drink with magical aromas.
They do not recommend drinking green tea, including substitutes for natural additives, its beneficial effect has not been proven.
They are not advised to opt for expensive and elite varieties of green tea, they are made from young leaves, in which there may be a high content of caffeine. The best option is tea with an average price.
Is there caffeine in green tea? We can definitely say - it is contained there. But its stimulating effect on the body is more delicate than that of coffee.
Despite the beneficial effect and the mild effect of green tea on the body, this drink should be consumed in reasonable quantities, following the established standards for its brewing.