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Toggle Health Problems and D

Intervention - Vitamin D

Intervention = Give Vitamin D (or Mg, Omega-3, etc) to a portion of study participants and see what happens
Typically

  • Intervene with the group: one dose size, but sometimes intervene while varying the dose size
    • perhaps such that each individual exceeds the desired blood level (say 40 ng)
  • Group size: 50 to 500 people, but can be ~ 100,000 individuals ( Turkey- Rickets )
  • Vitamin D3, but sometimes an activated form ( Calcidiol, or Calcitriol)
  • Disease treatment, but sometimes disease prevention
  • Just Vitamin D (monotherapy), even though cofactors are very important, especially if > 4,000 IU

Note - some interventions use loading doses to restore levels quickly (days or weeks instead of months)
Which also includes small single dose of vitamin D - say 100,000 IU
Not listed - Trials which clearly used too little vitamin D or too short of period
The many reasons why Vitamin D trials fail – Oct 2020
US Clinical Trials with Vit D Intervention new since Jan 2018 453 as of Oct 2020

773 Intervention studies

See also
More than 700 Intervention Trials in VitaminDWiki since the IoM decision a count of some of the trials- by health problem

Intervention - 2-30 days 244 items
Loading dose for Vitamin D 194 items
Proof that Vitamin D Works
Supplementing Vitamin D
Items in category Meta-analysis 607 items

Intervention - Vitamin D by date instead of by health problem


Studies in VitaminDWiki

Year Randomized
Controlled
Trials
Interventions Meta-
analyses
2022900+700+ 600+
2017- 4852
2015698235
2012413839

Note: Govt recommendations in 2015 often ignored data after 2011


Intervention - sorted by date

CLICK HERE


Intervention category is associated with 53 other VitaminDWiki categories (>5 each)

       Click here for association information

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Summary of Associations

Associated category Associations
11
6
219
22
13
59
16
16
29
56
17
8
8
50
77
17
23
24
6
19
12
7
13
18
33
20
16
8
9
6
21
13
43
8
20
16
6
39
6
22
20
12
17
7
8
7
9
33
5
5
9
8
8
9
7
6
7
5
8
8
14
6
13
7
7
6

Results

11 pages in both categories: Intervention + Autism

6 pages in both categories: Intervention + Overviews

219 pages in both categories: Intervention + Intervention - non daily

22 pages in both categories: Intervention + Falls and Fractures

13 pages in both categories: Intervention + Kidney

59 pages in both categories: Intervention + Pregnancy

16 pages in both categories: Intervention + Bone - Health

16 pages in both categories: Intervention + How much Vitamin D

29 pages in both categories: Intervention + Pain - chronic

56 pages in both categories: Intervention + Diabetes

17 pages in both categories: Intervention + Multiple Sclerosis

8 pages in both categories: Intervention + Autoimmune

8 pages in both categories: Intervention + Optimum

50 pages in both categories: Intervention + Breathing

77 pages in both categories: Intervention + Infant-Child

17 pages in both categories: Intervention + Skin - Dark

23 pages in both categories: Intervention + Seniors

24 pages in both categories: Intervention + Cardiovascular

6 pages in both categories: Intervention + Fortification with Vitamin D

19 pages in both categories: Intervention + Trauma and surgery

12 pages in both categories: Intervention + Cost savings with Vitamin D

7 pages in both categories: Intervention + Cancer

13 pages in both categories: Intervention + Youth

18 pages in both categories: Intervention + Cognitive

33 pages in both categories: Intervention + Obesity

20 pages in both categories: Intervention + Women