Vitamin D Recommendations around the world - IU and ng

Recommendations around the world during the past 50 years have varied a lot. Almost all have gone up, but a few have gone down

This page is divided into three sections

1. How much to take = IU = International Units

2. How much vitamin D in blood serum: nanograms/ml

3. Toxicity - a rare thing

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Institute of Medicine 2010, Endocrine Society 2011, European 2012

• Endocrine Society suggest higher vitamin D levels – June 2011 NOAEL = no observed adverse effect level

• IoM again fails to look at interactions - Nov 2010. with many comments

• Vitamin D and Prevention of Cancer — Ready for Prime Time? – March 2011, with many comments, bibliography

• Official European vitamin D upper levels: 4000 adult – July 2012

• Vitamin D level recommendations - Bosomworth Jan 2011 1000 - 2000 IU over age 1

• 744 IU vitamin D needed by white Irish teens – Jan 2011

• Osteoporosis Canada Sept 2010 Upper limit as high as 10,000 IU daily

• USANA recommended 5,000 IU to achieve 50 ng/ml with graph

• US History of RDA

• EU RDA of Sept 2011 includes Magnesium 375 mg, Vitamin K (not K2) 75 mg, no Boron,

• Nordic countries upping vitamin D to 400 IU daily (not enough) - Nov 2014 adults

• Vitamin D supplementation guidelines (adults – 50,000 IU per week) – Feb 2017

More on IU at VitaminDWiki

• 200 IU DRI for Korean children lowered from 400 IU

• #00F: 200 IU France Germany 800, Switzerland 800, Spain 600

• Finland hopes to double Vitamin D dose for elderly from 400 to 800 IU in 2012

• Warning in Norway – 2,000 IU Vitamin D being sold (800 IU is their upper limit) – Feb 2015

• Poland 2009: 400-800 IU

• Germany = 800 IU as of Jan 2012

• Canada rubber stamp of IoM reports of Nov 2010 12/2010

• French Society of Paediatics Vitamin D recommendation s – Jan 2012 lots of details, example: breastfed infants: 1000 to 1200 IU

• 1500 IU vitamin D minimum - 10,000 IU is safe – review April 2012

• 3 % of elderly took more than 2000 IU in 2008

• Back in 2008 Scientists called for 2,000 IU

• 10,000 Finnish children got 2000 IU chart

• 1950's-1964 Finnish children got 4000+ IU chart

• 1800 to 4000 IU vitamin D to get 30 to-44 ng no risk osteo - July 2010.pdf file

• 85% achieved 20 ng with avg of 3300 IU of vitamin D - oral and injection Aug 2012

• Linus Pauling Institute 2000 IU Dec 2011

• Nursing homes residents should have at least 2000 IU

• 2500 to 4000 IU would decrease specific disease rates - April 2010

• Elderly need 2000 to 3000 IU

• Dr Norman 2000 to 4000 IU

• Dr. Garland and Heaney 4000 IU

• Seniors need #00F:at least 4,000 IU , no test needed – Consensus Jan 2014

• Patients older than 65 needed 5,000 IU vitamin D – May 2010

• 5,000 IU recommended by Vitamin D Council - Dec 2013

• 7100 IU (50000 weekly) got most women to 30 ng of vitamin D - Aug 2012

• 100 IU per kg of infant July 2011, Poland etc.

• 4,000 IU of Vitamin D is OK - 19 organizations agree - 2018

• Australia and NZ conservative position vitamin D position statement – June 2012 not official govt statement

• Australia and NZ 200 IU AI which has the following graph

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2) Recommended vitamin D level in blood

• UK, Spring 2013 10ng/ml also Denmark and Korea

• Institute of Medicine US Nov 2010 20ng/ml

• Osteoporosis Canada Sept 2010 >30ng/ml

• USANA 50 ng/ml with graph

• Need 30-60 ng of vitamin D for good health – Grant Jan 2011

• More than 40 ng vitamin D for Athletes – July 2010

• Poland 2009 >20 ng for children, > 30 ng for adults

• 30 to 50 ng of vitamin D is optimal – Central Europe consensus Sept 2013

• USDA vitamin D level > 30ng and 600 mg Calcium - March 2010

• Linus Pauling Institute >32 ng - Dec 2011

• Hypothesis : 40 ng is enough vitamin D if high latitude or dark skin

• Dr Oz recommends 50 ng/ml vitamin D blood level May 2010

• GrassRootsHealth.net 41 experts 40-60 ng/ml after IoM report

• Vitamin D should be 48 ng-90 ng – Heaney Sept 2011

• Is 50 ng too high, just right, or not enough

• European Osteo group recommends 20-50 ng of vitamin D – Jan 2013

• 25 experts recommend vitamin D level of min 30 ng – Nov 2009

  • The MINIMUM recommendation = 30 ng was higher than the IoM = 20, or UK = 10

Click on image for more details

Consensus: 0 ng is bad and 30 ng is good/ok

CLICK HERE for Vitamin D opinions

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3) Upper Limit and Toxicity at VitaminDWiki

• Hard to overdose

• Toxicity level 300 ng

• Dr Norman - risk of Toxicity >150 ng

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See also in VitaminDWiki

• OVERVIEW How Much Vitamin D

• How much Vitamin Dcategory listing has items along with related searches

• 2010 recommendations by IoM for Vitamin D are Deficient – by 1997 panelists critique

• 75 trials and 11 systematic reviews published daily easy to understand why Doctors cannot keep up with vitamin D developments

• NLM Vitamin D recommendations and interactions – Jan 2011 also mentions what other organization recommend

• World category listing has items along with related searches

• Middle East and Vitamin D category listing has items along with related searches

• Vitamin D Far from Equator category listing has items along with related searches

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Only a tiny number of people get even the "minimum wage" of vitamin D ( orange line )

Less than 5% of all females, 0% of females ages 14-31

Less than 10% of males
None of the seniors (over age 71)

short URL for this page = http://tinyurl.com/vitDrec