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Overview Toxicity of vitamin D

Graph of dose vs week

Summary (reading from the chart)

  • Examples of safe without adjusting cofactors:
    1 million IU daily for 2 days,
    200,000 IU daily for 1.5 weeks,
    150,000 IU daily for 2 weeks,
    50,000 IU daily for 5 weeks
    14,000 IU daily for 1 year
    • Note: Chart was made in 2012 by looking at studies at that time.
    • Original chart had Xs in the green and red regions for each study
    • The chart you now see has been simplified from the original and not updated

Updated chart July 2018 to show lack of Toxicity if adjust cofactors
2,000 people with Multiple Sclerosis with up to 140,000 IU daily

  • Magnesium, Vitamin K2, and other COFACTORS are in the light pink region
  • Also you need to reduce Calcium when having lots of vitamin D

In most cases a doctor will just let the body remove any toxic amount of vitamin D by itself

  • Vitamin D DOES NOT accumulate in the body WikiPedia on Bioaccumulation
  • No medical procedure is needed. The body deals with the excess naturally

at very high levels the half-life of vitamin D is measured in days contains the following graphic
see wikipage http://www.vitamindwiki.com/tiki-index.php?page_id=3133

Toxicity of Vitamin D

Items in both categories Toxicity and Loading Dose are listed here:

Items in both categories Meta-analysis and Loading Dose are listed here:

Items in both categories Toxicity and Infrequent Intervention are listed here:

From the web

   versus 3,000 deaths due to Tylenol

  • No adjustment of Co-factors, ~10,000 IU daily for 2+ years then 2 weeks of sunbathing ==> Kidney failure in one person.    PDF

Institute of Medicine said in Nov 2010 that 4,000 IU is OK (upper limit of OK)

Graph of RDA and Upper Limit
IoM again fails to look at interactions - Nov 2010
Beware getting too much Calcium if taking more than 2,000 IU of vitamin D,
4,000 IU of Vitamin D is OK - 19 organizations agree - 2018

Many studies have shown: No toxicity <30,000 IU, <200 ng


Short url = http://is.gd/toxicvd

Overview Toxicity of vitamin D        
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Attached files

ID Name Comment Uploaded Size Downloads
14599 Kidney failure D drops Auguste.pdf PDF 2019 admin 21 Nov, 2020 18:43 516.54 Kb 725
7636 Toxicity 2014.pdf PDF admin 09 Jan, 2017 01:44 340.23 Kb 2158
6603 fatal 600,000 IU daily for 21 days.pdf admin 28 Apr, 2016 00:33 198.04 Kb 2748
6187 Grassroots Toxicity.jpg admin 25 Nov, 2015 00:56 64.89 Kb 40755
6186 Grassroots Toxicity.pdf PDF 2015 admin 25 Nov, 2015 00:55 177.64 Kb 2052
6140 Tox 2015.jpg admin 10 Nov, 2015 16:59 39.57 Kb 27896
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