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How does caffeine affect your body?
Table of Contents
1. What is caffeine?
Caffeine is a purine alkaloid belonging to the methylamine group. It is a white powder with a bitter taste, has no odor. It does not accumulate in the human body and is excreted with urine in unchanged form and as a derivative of uric acid and xanthine. A cup of coffee contains 2115 mg of this substance, while the lethal dose is 1012 g.2. Sources of caffeine
Caffeine is found in: coffee (40 mg/100 g), tea (11 mg/100g), cocoa (230 mg/100 grams), energy drinks (31mg/100 g).3. Caffeine has an effect on the body
Caffeine is not accumulated in the stomach, it is metabolized in the liver into theophylline and theobromine. The effect of caffeine intake is adenosine receptor blockage, which is manifested after 30120 minutes of ingestion depending on the individual conditions of the body and the presence of food content in the blood.4. I'm addicted to caffeine
Due to its central nervous system action and the stimulation of dopamine receptors, caffeine is not considered to be a type of addictive substance. As with cigarette or alcohol addiction, it may be necessary to provide a constant supply of an active ingredient to the pleasure centers in the brain for proper functioning. The American Psychiatric Association lists caffeine as a psychoactive substance. However, it is not a typical addictive drug.5. Caffeine is a safe dose
The dosage that does not adversely affect the human body is up to 400 mg per day, or a maximum of 23 cups of coffee per day. Each organism has a different metabolism, so individual predispositions should also be taken into account. Consumption of more than 500600 mg of caffeine per day may cause side effects. Long-term caffeine intake causes disorders of the kidneys, muscles and digestive system.
