The easy to notice symptoms for the deficiency of vitamin D are muscle aches, bone pain and weakness found by assignment help researchers. For infants the bones will get soft due to low calcium level. Increased susceptibility to fracture of bones for example slight jarring or minor fall is enough to fracture the bone (source: assignment help researchers).
Sources of Vitamin D by assignment help and custom essay help team
The main source of Vitamin D is exposure to the direct sunlight. The season of year, geographic latitude of the region, time of the day, weather of the region like cloudy day or not and use of sunscreen affect the amount of UV ray exposure and hence the synthesis of vitamin D in the body. The other source of vitamin D is the vitamin D rich food. It is essential for people who are not able to go out in the sun and synthesize vitamin D (assignment help experts). The vitamin D rich diet is also recommended to old and dark skinned people. Nowson C & Margerison C (2002) has found out that many countries are fortifying foods such as milk products, bread, breakfast cereals and pastries with vitamin D2 and/or vitamin D3, to minimize the risk of vitamin D deficiency among the local inhabitants (custom essay help experts).
According to Legacy Health System (2008) and assignment help experts, Blood calcidol
(25-hydroxy-vitamin D) level is used for the determination of vitamin D. If the content is 0-
14.9 ng/mL, it is considered highly deficient. 15.0-31.9 ng/ mL is classified as mildly deficient.
Optimal range is 32-100 ng/mL , while greater than 100.0 ng/mL is considered to be toxic.
Adequate levels of Vitamin D needed as found by assignment help biologists Adequate Intake levels of vitamin D suggested by the Institute of Medicine of the National Academy of Science (Algaecal, 2009) is 200 IU/day for ages ranging from infant to 50 years old, 400IU/day for ages 51-70 years old and 600IU/day over 70 years old people by assignment help.
What happens in case of Vitamin D overdose- Myassignmenthelp. com
As mentioned earlier by assignment help and custom essay help researchers, if people are exposed to sunlight for a longer time, there would be an equilibrium achieved between the generation and degradation of vitamin D, but it is not the case with vitamin D supplements.
Excess intake of vitamin D can cause toxicity and high calcium level in blood (hypercalcemia).
The early symptoms to be noticed for excess of vitamin D are loss of appetite, nausea, high blood pressure, weakness and vomiting. Due to high calcium levels, there are increased chances of calcium deposit in kidneys, heart, lungs and blood vessels by assignment help and custom essay help tutors and experts. These deposits can result in the malfunctioning of kidney and kidney failure.
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