Do not expect a doctor to recommend a pill which will eliminate his job (vitamin D)
"It is difficult to get a man to understand something when his salary is dependent upon his not understanding it”
10th reason in 21 reasons why doctors are reluctant to accept Vitamin D
Does Less Sun mean More Disease 5 minute video
Note: in 2012 one doctor reduced patient visits from 4 per year to 1 per year by getting all patients to have a high level of vitamin D
Result of vitamin D: Lost too much business and retired early.

Proof that Vitamin D Works 78 PROOFS as of Feb 2017
Note: Many recent trials are not randomized - researchers appear to not want to condem a portion of the trial subjects to low vitamin D
When doctors will also decide that many people need vitamin D?
Less sun ==> Less Vitamin D ==> Less Health
click on chart for details
INTERVENTION: Give Vitamin D to some people and see what happens
Intervention studies Sorted by disease prevented and/or treated
Meta-analysis of the Vitamin D Clinical Trials items
VitaminDWiki is focusing on those who profit from vitamin D (rather than on those who lose)
Goal of VitaminDWiki - Improve Global Health
Health Maintenance Organizations have a failry fixed annual income per participant
For HMOS: More Vitamin D ==> Less cost ==> More profit
Healthy pregnancies need lots of vitamin D summarizes the increases in health with vitamin D
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See also VitaminDWiki
Vitamin D deficiency again associated with higher cost of health care – April 2015
Getting Vitamin D into your blood and cells
- Many ways include: +sun, supplement, fortify (including home fortification), injection,
- Many types: topical, spray, powder, some herbs,
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- Australians are getting more vitamin D (typically without Dr. recommendation) ==> 36% less osteoporosis
A little story about Australians and increased vitamin D levels
Why doctors are so reluctant to try new things like vitamin D
2000 IU of vitamin D- doctors trained that it was too much, but it is often too little
Doctors: If you pick one vitamin, make it D (99 cent ebook) – Jan 2016
Do not expect a doctor to recommend a pill which will eliminate his job (vitamin D)
Doctors rarely (15 prcnt) talked about Vitamin D and with very little ambiguity (96 prcnt)– Aug 2016
Country Surveys
Doctors have a lot to learn about Vitamin D (Polish doctors in this case) – July 2021
Doctors not consistent on prescribing Vitamin D (Pakistan in this case) July 2018
UK people and doctors still clueless about vitamin D – Survey Oct 2014
Vitamin D survey of general practitioners in New Zealand – June 2013
Dutch doctors still have a lot to learn about Vitamin D – survey Dec 2018
Controversies and Consensus
Minimum National Vitamin D recommendations range from 200 to 4,000 IU – July 2021
Controversies and consensus in Vitamin D – 3rd Conference Sept 2019
Vitamin D supplementation guidelines (adults – 50,000 IU per week) – Feb 2017
Seniors need at least 4,000 IU vitamin D, no test needed – Consensus Jan 2014