Caffeine in tea, in coffee, in chocolate

Caffeine in tea Caffeine strengthens and regulatesexcitation processes in the cerebral cortex; in appropriate doses, it enhances positive conditioned reflexes and increases motor activity. The stimulating effect leads to an increase in mental and physical performance, reducing fatigue and drowsiness. Large doses, however, can lead to depletion of nerve cells. Caffeine weakens the effect of hypnotic drugs and narcotic drugs, increases the reflex excitability of the spinal cord, stimulates the respiratory and vasomotor centers. Cardiac activity increases under the influence of caffeine, myocardial contractions become more intense and more frequent. If synthetic production is not taken into account, caffeine can be obtained by extracting it from tea waste and coffee beans. In the usual form caffeine is a white, crystalline powder of a bitter taste, odorless. But it is unlikely that you have seen him in this form, perhaps, most often he has met you as a component of one of the following products. Caffeine is contained in such products as:

Of course, in all of you known andrespected coffee. The caffeine content of coffee varies depending on the dose, type of coffee, method of preparation (instant or scoop), etc. etc. The caffeine content in instant coffee is 61–70 mg / h, and in custard, 97–125 mg / h. Interestingly, caffeine is also in the so-called “decaffeinated coffee” (in small quantities, but it is still there).

You probably also know that caffeine is containedin tea. He is in black and green tea. And there is more caffeine in green tea than in black, and in young leaves it is more than in old ones. The caffeine content in tea is about 15-75 mg / h.

The next drink, which contains caffeine, is cocoa. Since the caffeine content in cocoa is insignificant (10-17 mg / h), it is not as exciting for the human body as, for example, coffee.

Chocolate is also a caffeinated product (inone bar of caffeine chocolate contains about 30 mg). It is said that chocolate cheers up, and this is not strange, since the caffeine contained in this product has a slight stimulating effect on the cardiovascular and nervous systems.

Caffeine is contained in plants such as:

Caffeine in coffee

Mate is a plant common in Central andSouth America. Processed and dried leaves and stems are used as herbal tea, widespread in South America and gradually gaining popularity around the world. The drink has a bitter taste with a slightly sweet taste, has a tonic effect, improves digestion and the liver, as in research, some scientists have noted the immunostimulating effect of the drink.
Guarana is a winding vine that grows wild inAmazonian Brazil and Uruguay. Guarana fruit is the size of a hazelnut nut, from deep yellow to orange in color, which bursts and opens up one purple-brown or black seed. Traditionally, these seeds have been used to treat headaches, fever, fevers, spasms, as stimulants, aphrodisiacs, prevention of bacterial infections, tonic firming agents.

Caffeine is also found in Coca-Cola. Of course, the nuances of the proportions of the drink are kept by Coca-Cola in the strictest secrecy and constitute a technological secret, but the main components (one of which is caffeine) are not a secret. The share of caffeine in the drink is about 14 mg per 100 g.

Caffeine is also present in energy drinks (Burn, Red Bull, ...)

Some medicines also contain caffeine.(for example, Citramon, Kofitzl). In medicine, caffeine is used in infectious and other diseases, accompanied by inhibition of the central nervous system and the cardiovascular system, in case of poisoning with drugs and other poisons, which depress the central nervous system, during cerebral spasms (with migraine, etc.), to increase mental and physical health, to eliminate drowsiness. Caffeine is also used in children with enuresis.

Caffeine may also be present in beer. For example, the company Anheuser-Busch, famous for its beer under the brand Budweiser, produces beer B-to-the-E (BE), which contains extracts of guarana and ginseng. Guarana is also a part of Molson Molson Kick beer. Caffeine is also found in the Drive Max beer of the Sarmat company.

Interestingly, besides drinks and foodfood, caffeine contain and garments. Scientists invented caffeinated tights. On sale appeared tights, soaked in coffee. Experts say that this piece of clothing can reduce the circumference of the hips, get rid of cellulite, improve skin elasticity and improve its smoothness. The pantyhose fiber is saturated with caffeine microcapsules. Body temperature causes caffeine to act on the skin. Scientists have proven that the active ingredients of caffeine stimulate metabolism, help burn fats and tighten leg tissue.

There is also a series of shampoos with caffeine.complex. Thus, the company Alpecin (Germany) has released a series of shampoos containing caffeine, which directly affects the hair roots and directly counteracts the effects of testosterone (testosterone is harmful to hair, it affects hair roots and leads to their premature loss, that is, baldness).