Vitamin D is likely to be the most popular nutritional supplement of the decade. Further studies attempting to further refine its optimal levels in the blood to reach more precise recommendations for daily dose. The fact is that the vast majority of people of all ages not getting enough of this vital vitamin.
Currently, the recommended intake of vitamin D in the U.S.A. Institute of Medicine is 200 UI per day to 50 years, 400 UI - between 50 and 70 years and 600 UI for people over 70 years. "Bearable limit", the same recommendation is 2000 IU per day for children and adults, but newer studies show tolerance and for 10,000 IU per day. People with serious vitamin d deficiency often receive prescriptions for 50 000 units vitamin d weekly until the problem is resolved. It is considering the raising of these recommended daily doses, but many experts expect changes only in the lowest values. Recommended daily intake of 1000 to 2000 units to people who are exposed to the sun, for pregnant women, nursing mothers and for people over 50 years. American Pediatric Academy recommends that breastfed infants receive additional 400 units daily of vitamin D until they are weaned, and then to drink at least a liter of vitamin D-fortified milk.
When may be overdone in obtaining supplies of vitamin D? And what are for the body 50,000 units vitamin D?
The body has a mechanism to terminate synthesis of the vitamin in the skin when it has reached optimum levels. This does not apply to cases when the vitamin is obtained by supplements and goes directly into the liver.Overdose occurs when prolonged and uncontrolled treatment with vitamin D is combined with intense sun exposure and active treatment with UV radiation. Symptoms of vitamin D overdose include nausea, vomiting, loss of appetite, constipation, general weakness, weight loss, and dangerously high levels of calcium, which can lead to the formation of kidney stones and irregular heart rhythm.There are healthy people who has received 10 000 units every day for six months without side effects. People with marked failure adopted by vitamin D 50 000 units a week while away their problems. If the amount of the vitamin is proper in your organism, then vitamin D 50,000 units can lead to the described symptoms. So it is important to consult the doctor before using this nutritional supplement.
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