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Vitamin D toxicity, or hypervitaminosis D, is the toxic state of an excess of vitamin D. The normal range for blood concentration of 25-hydroxyvitamin D in adults is 20 to 50 nanograms per milliliter (ng/mL).
Vitamin D toxicity, or hypervitaminosis D, is the toxic state of an excess of vitamin D. It is rare, and requires the consumption of vitamin D dietary supplements. [ 48 ] There is no general agreement about the intake levels at which vitamin D may cause harm.
Because vitamin D helps regulate calcium levels in your body, hypercalcemia is a direct result of vitamin D toxicity, says Jamie Alan, Pharm.D., an associate professor in the Department of ...
In the United States, overdose exposure to all formulations of "vitamins" (which includes multi-vitamin/mineral products) was reported by 62,562 individuals in 2004 with nearly 80% of these exposures in children under the age of 6, leading to 53 "major" life-threatening outcomes and 3 deaths (2 from vitamins D and E; 1 from a multivitamin with ...
The Mayo Clinic's website says when there is a reaction: "The main consequence of vitamin D toxicity is a buildup of calcium in blood (hypercalcemia), which can cause poor appetite, nausea and ...
The U.S. Preventive Services Task Force say vitamin D supplements do not reduce the risk of falls or bone fractures in healthy older adults. The draft recommendation notes vitamin D can be helpful ...
Vitamin D deficiency or hypovitaminosis D is a vitamin D level that is below normal. It most commonly occurs in people when they have inadequate exposure to sunlight, particularly sunlight with adequate ultraviolet B rays (UVB).
Likewise, low vitamin D means lower calcium absorption. This double whammy can lead to a vicious cycle of dropping levels, putting us at risk for thin, weakened bones —and, ultimately ...