It is believed that colds useful to take ascorbic acid and eat more products containing vitamin C. But is it really?
Contrary to popular claims that large doses of vitamin C do not cure colds – the scientific experiments to test such properties of vitamin failed, RIA Novosti reported. At the same time, there is evidence that ascorbic acid improves the immunity of the chilled person. “Vitamin C helps the division of t-cells that resist infection, and does not allow them to die,” stated the scientists.
In addition, askorbinka involved in the synthesis of collagen, an important protein for the condition of cartilage, tendons, bones, teeth, blood cells, so the vitamin C is administered after injuries and operations, to stimulate the production of collagen. Sufficient level of vitamin C in the body is associated with active fat burning, and its deficiency causes scurvy in which a person weakens, suffers from bleeding gums and susceptibility to bruising.
The human body does not produce the vitamin C and the need for this nutrient is satisfied with food. Excellent sources of ascorbic acid are oranges, grapefruit, cantaloupe, strawberries, greens, tomatoes, broccoli, green and red pepper, lettuce and cauliflower.
But it is important to understand that the consumption of valuable vitamin should not be excessive, – per day the body needs not more than 90 milligrams of the tongue. Experts pointed out: for a healthy person, which physicians not appointed a special move vitamin C, it is not recommended to exceed the dose of even one gram per day.
An overdose of vitamin C is fraught with nausea and dizziness, you may experience cramps in the abdomen, vomiting, indigestion. Other unpleasant consequences of excess levels of vitamin C –with insomnia and fatigue, the formation of stones in the gallbladder and kidneys, problems with the adrenal glands and heart.
“One large orange provides the body with a full daily dose of vitamin C. Although this vitamin is very unstable, is destroyed during cooking, frying products, we still get enough of it. Only of potatoes — up to 30% of the daily value, because the proportion of potatoes in our diet is great,” – said in this regard, head of the laboratory of vitamins and mineral substances FITZ “Food and biotechnology” Faith Kodentsov.