Vitamins are complex and various in nature organic compounds.

Vitamin A (retinol and carotene): strengthens resistance to infections, maintains the condition of the epithelium, ensures the normal functioning of sexual gonads, protects against vascular disease, bladder, pancreas, colds, improves vision, helps to restore tissues, strengthen bones and teeth, is a factor protection from cancer, acts as an antioxidant, normalizes metabolism, strengthens the skin, helps free oneself of free radicals, prolongs youth.

Vitamin A deficiency: causes night blindness, tumors, colds, infertility in men, menstrual cycle disorders in women, cirrhosis in alcoholism, cardiovascular diseases, decreased attention, reaction slows down. Danger and excess vitamin A, which entails: bleeding and cracked lips, increased dryness of the hair, nervous excitability, itching of the skin. Sharply increases the risk of cancer.

The main sources of vitamin A: butter, carrots, cream, egg yolk, kidneys, animal liver, sour cream, cod liver, garlic, celery, green peas, beans, cabbage, turnip, fish caviar, corn, tomatoes, sour-milk products, apricots and other yellow fruits. Note: butter can not be stored in the sun, as vitamin A decomposes.

B vitamins are necessary to increase life expectancy and preserve human health. All B vitamins are closely interrelated. Taking one of them, you increase the need for others. Vitamin B1 (thiamin) stimulates the nervous and immune system, participates in the regulation of carbohydrate metabolism and other metabolic processes in the body. Deficiency of the vitamin: causes severe diseases of the nervous system, cardiac activity is disrupted, constipation occurs, forgetfulness, timidity, depression, fatigue. Frequent consumption of coffee and tea leads to a lack of vitamin B1.

The main sources of vitamin: beef, poultry, pork, liver. And also: wheat bran, beer yeast, soybean, buckwheat, oats, coarse bread, legumes. Vitamin B2 (riboflavin). It is necessary for the skin to be smooth, healthy. Lack of vitamin: shortens the life span, leads to poor eyesight, nervous system disorders, digestive system, to colitis, gastritis, nervous breakdowns, depression, resistance to diseases decreases. Signs of a lack of vitamin are: cracks in the corners of the mouth, hair loss, weakness, decreased appetite. The main sources of the vitamin: cabbage, fresh peas, apples, green beans, tomatoes, turnips, oats, eggs, potatoes, beef, cheese, liver, sour-milk products,.

Vitamin B6 (pyridoxine). It improves the absorption of non-saturated fatty acids, is necessary for muscles, strengthens the immune system. The main task of the vitamin is to ensure the metabolism. It also provides a balance of sodium and potassium in body fluids, takes part in the production of red blood cells, supplies nerve cells with glucose as a source of energy.

Signs of vitamin deficiency are: increased fatigue, hair loss, circulatory disorders, numbness of the limbs, arthritis, muscle weakness, cracks in the corners of the mouth, memory impairment, insomnia.

The main sources of the vitamin: bread from wholemeal, meat, fish, yeast, sour-milk products, legumes, liver, egg yolk, bananas, spinach, poultry, most plant products, potatoes.

Vitamin C (ascorbic acid): provides immune protection and stabilizes the psyche, activates the processes of hematopoiesis, participates in oxidation-reduction processes, increases the digestibility of iron, normalizes cholesterol metabolism, removes free radicals from the body, has anti-inflammatory and antiallergic action. In the human body is not synthesized, it comes only with food.

More vitamin is required: smokers, alcoholics, diabetics, hypertension, who eat a lot of meat and smoked foods, who drink water from rusty water pipes, who breathe dirty air. Vitamin breaks down when it comes in contact with copper.

Signs of vitamin C deficiency: bleeding gums, frequent colds, varicose veins, hemorrhoids, overweight, fatigue, weak nerves, poor concentration of attention, depressive conditions, insomnia, hair loss, early wrinkle formation. In addition, there are: visual impairment, increased excitability, diarrhea, kidney stones, an increased likelihood of developing cancer.

Excess of vitamin C causes: suppression of the effect of antibiotics, assimilation of vitamin B12, increased excitability, diarrhea.

Sources of vitamin: rosehip, sea buckthorn, citrus, black currant, fruit, cabbage, potatoes, beets, spring onions, strawberries, sorrel, red bell pepper, peas, tomatoes, etc..

Vitamin E (tocopherol). At least eight different forms of vitamin E are known. They consist of oxygen, hydrogen and carbon.

Vitamin E: strengthens the heart, improves blood circulation, prevents inflammation in the body, promotes cell respiration, prevents blood clots, generates beneficial effects on the genitals, protects vitamin A from free radicals and helps to get rid of them.

Excess of vitamin E causes an increase in blood pressure.

The first signs of a lack of vitamin: a decrease in visual acuity, loose skin, increased fatigue, inflammation of the digestive tract, infertility, heart disease, nervousness, irritability, absent-mindedness, old age spots on the hands, leg cramps, limp.

Sources of vitamin: cereals, vegetables, nuts, vegetable oil, sunflower oil, green peas, buckwheat, onions, garlic, apples, peaches, corn, eggs, liver, peanuts, sunflower seeds, celery.

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