The daily recommended value is 400-800 IU (depending on age).
Official safe upper limit is 2000 IU.
Various groups are asking for both these values to be increased.
These values also vary slightly based on who you ask.
info: http://ods.od.nih.gov/factsheets/VitaminD-HealthProfessional/
Vitamin A, Vitamin D..protein, not too much cholesterol
It depends on how much you have in your blood. See your doctor for a simple blood test and they will tell you how much Vitamin D to take.
Vitamin A, Vitamin D..protein, not too much cholesterol
Vitamin D toxicity can be caused due to too much intake of supplements . The symptoms of too much vitamin D are: Anorexia vomiting nausea like hypercalcemia . This is followed by polyuria, poludipsia, nervousness, insomnia and ultimately renal failure.
The normal weekly dose for someone with low Vitamin D levels is 50,000 units once or twice a week. You need to be sure your levels really are low before you take that much however. Your doctor will tell you how much Vitamin D is safe to take.
Vitamin D is a class of prohormones that is used by animals to make steroidal hormones. Plants do not need these compounds.
Any medicine overdose may cause organic disturbances which may vary from mild to a serious ones. Why taking too much vitamin D? Read the directions inside the package and take the adequate dosage for your age, on the event that you really need taking the vitamin D. As a suplement the DRI of the vitamin D is enough for everyone.
All the Vitamin D you need can be received through 15 minutes of sunlight a day.
Top 10 Surprising Foods High in Vitamin D You Need in Your Diet
The healthiest vitamin, is according to what you need. For example, if you don't have very strong bones, than it is best for you yo take Vitamin D. But remember, too much vitamins are not good!
No. Vitamin D is used to fight streptococcus, not let it thrive.
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