In 1929, two scientists received the "Nobel Prize" for the discovery of vital micronutrients - vitamins (which translated from Latin - the "life-giving"). At the moment, we know 13 different vitamins. It occupies a key position vitamin C. It is necessary for the formation of good health. But it is not so simple. There is a downside. Along with the positive effects on the body, vitamin C and can cause harm.
Benefits of Vitamin C
Vitamin C It enters the human body during a meal time. It is found in various foods. For example in citrus fruits (oranges, mandarins), sea buckthorn, cabbage, rose hip, apples, potatoes. Also, there is a drug form in the form of ascorbic acid (askorbinka).
What is useful vitamin C for the body? It has a large amount of positive properties. Let's look at what is more:
- Participates in the formation of collagen which is necessary for the elasticity of the skin;
- It strengthens the immune system and prevents the spread of infection;
- Enhances the regeneration of damaged tissue;
- Interacts with the blood, regulating its coagulation;
- It contributes to the removal of toxins from the body;
- Optimizes the digestive tract and metabolism favors the absorption of iron and vitamin B9;
- It stabilizes the nervous system and increases resistance to stress.
Lack of vitamin C in the body can cause a variety of pathologies, such as brittle hair and nails, dry skin, susceptibility to SARS and acute respiratory infections, fatigue, pereutomlyaemost, irritability.
Hypovitaminosis C for a long time (more than 4 months) provokes the development of the disease scurvy. Vessels become brittle, rash and bleeding gums, loss of teeth up to.
As you can see, vitamin C just need a man to sound health. But an excess in the body, is fraught with serious problems.
Harm of vitamin C
Large intake of vitamin C and its glut of an organism provokes various pathologies. For the first time may experience anxiety, dyspepsia, insomnia, allergic reactions.
Scientists from the University of Pennsylvania conducted a laboratory study in which found that this vitamin may be the catalyst for mutations in the DNA. The results were presented to the public in one of the most influential American «Science» scientific journals.
Another group of scientists from the US National Academy of Sciences, examined the effects of oversupply vitamin C on the cardiovascular system. Using ultrasound apparatus scans of blood vessels was performed in volunteers (ascorbic acid fans).
Observed narrowing of the walls of the carotid arteries. They are a major supplier oxygenated blood to the brain. Such people automatically are at risk of strokes and heart attacks.
The daily rate of vitamin C according to the World Health Organization (WHO)
Despite such a dangerous disease caused by over-saturation of vitamin C, it is necessary for an organism. We need a happy medium that will bring the maximum benefit to health and does not harm.
Doctors of the World Health Organization estimated the optimal daily admission rate vitamin C into the body.
- for an adult it is 61 - 71 mg
- for babies: 35 - 45 mg
- for infants: 41 - 51 mg
- for children to 15 years: 51 - 61 mg
For example, on average orange (200 c) may contain the daily rate vitamin C (70 mg).
Also, according to the WHO doctors there is a maximum tolerable daily intake vitamin C, which is equal to 7.5 mg per 1 kg body weight. Such doses administered to patients with various diseases caused by vitamin deficiency (lack of vitamin).
Total
Scientists are constantly carrying out various studies and experiments, and who knows what new discoveries they will be able to find out in the near future. In the end, each person is unique. I need to feel your body. Then for one that is harmful to another can benefit. Therefore, do not start the disease and to monitor the health.
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