If calcium is high and 25(OH)
D is high, then you are getting
too much vitamin D. Very high levels of 25(OH)
D can develop if you:
take more than 10,000 IU/day (but not equal to) everyday for 3 months or more. However,
vitamin D toxicity is more likely to develop if you
take 40,000 IU/day everyday for 3 months or more.
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