Vitamin D is very important for normal functioning of any organism, as a child and adult.But he urgently needed in a period of very rapid growth of the little man, in the first, most important, years of his life.This is because vitamin D is involved in the regulation of metabolism of calcium and phosphorus in the body, and therefore requires for normal growth and development of bone, prevents their deformation.
In adults, vitamin D prevents the development of osteoporosis.
In addition, vitamin D strengthens the immune system, has an effect on the bowels, kidneys, heart and muscles involved in the normalization of blood pressure.Vitamin D also blocks the uncontrolled division of cells, thereby preventing the appearance of tumors.And this is not an exhaustive list of medicinal properties of vitamin D.
What is the Vitamin D?
Vitamin D was discovered, researched and synthesized in the 20-30s of the twentieth century.Then it became known that this is not one, but two are very similar in their structure
Pharmacies offered vitamin D in the form of an oil solution (a fat-soluble vitamin D2) and an aqueous solution (vitamin DZ soluble in water).It should be noted that the aqueous solution of vitamin D3 is easier to digest and has a longer period of validity (3 months compared to 1.5 months for the oil solution), and along with this, vitamin D3 oil solution is valuable because it stimulates the production of its own vitamin D in the body of the child.So, depending on the task, you can select one or another form of vitamin D.
itself vitamin D, from food, biological supplements, or produced in the skin, biologically inert.It becomes active, after the reaction with enzymes in the liver, kidneys and small intestine.And in it the intestine, endures a large amount of change is converted into an active form and stimulates the intestinal absorption of calcium and phosphorus.For reference.If the vitamin D in the body is not enough, some of the food digest only 10-15% calcium and about 60% phosphorus.If the vitamin D enters the human organism in sufficient quantities, the calcium and phosphorus uptake is increased to 30-40 respectively (calcium) and 80% (phosphorus).
How to take vitamin D and in what dosage?
Vitamin D in therapeutic or prophylactic dosage must appoint a pediatrician child.Typically, the recommended daily amount of vitamin for infants - 7.5 - 10.0 microns, for older children, depending on gender and age from 2.5 to 10.0 micrograms.
vitamin D preparations can be taken on an empty stomach or with food.Better - in the first half of the day.Receive Mode vitamin D - 1 time per day 1 time per week or three times a year - defines the pediatrician, because vitamin D overdose worse than its failure.
Hypervitaminosis D - a very difficult and painful condition in which calcium salts are deposited on the walls of blood vessels and capillaries.Primarily affects the liver blood vessels, kidneys and heart, which then leads to a very serious illness.
Therefore, if you give your child the D vitamin, especially if therapeutic doses, then keep an eye on his health.And if you noticed one of the symptoms of overdose, immediately contact your doctor.Overdose symptoms: weakness, loss of appetite, nausea, upset stool (constipation or diarrhea), sharp pains in joints and muscles, difficulty breathing, slow heartbeat, seizures, fever.
To avoid overdose replace pills and drops on walking outdoors in sunny pogodu- so at least 2-3 hours.After all, even the winter sun is better tablets.
A few facts about vitamin D.
intake of vitamin D can lead to a deficiency of iron in the body, which can cause anemia.It must be borne in mind.And one more note: for normal metabolism of vitamin D in the liver needs vitamin E.