Response to Vitamin D - many studies

190+ VitaminDWiki pages with RESPONSE OR RESPONDER

This list is automatically updated NOT "vaccine OR virus OR vaccination OR COVID")

Items found: 190
Title Modified
Psoriasis and Eczema Respond Well to Vitamin D Treatment (India) - Renu Oct 2023 27 Oct, 2024
Weekly Vitamin D better than daily – lower cost, less pill burden, perhaps 1.5X better response – meta-analysis Oct 2024 14 Oct, 2024
Dietary fat increased Vitamin D response by 32% – RCT Feb 2015 10 Sep, 2024
Obese women had larger response to oral v.s. injected Vitamin D – Jan 2024 03 Sep, 2024
Children had a better response to Vitamin D given every 2 weeks than daily – RCT Aug 2024 15 Aug, 2024
Vitamin D targets 61 Immune system genes (based on response to 80,000 IU) – July 2024 05 Aug, 2024
1 year to respond to monthly Calcifediol – June 2024 20 Jun, 2024
50,000 IU Vitamin D once every 2 weeks – response was 34 ng – RCT April 2017 12 Jun, 2024
Some ICU patients got 540,000 IU of Vitamin D: good responders lived longer than controls or poor responders – RCT June 2024 07 Jun, 2024
Response to Vitamin D – 25% high, 24% low (ignores other than genes) – July 2024 02 Jun, 2024
Vitamin D response varies from resistance that increases through life to hypersensitivity – May 2024 09 May, 2024
Oral Vitamin D had a bigger response that injection in obese women - Jan 2024 02 Feb, 2024
People with Multiple Sclerosis have blunted responses to Vitamin D supplementation - Jan 2024 17 Jan, 2024
Vitamin D response: 800 IU: 20 ng, 3200 IU: 45 ng – RCT March 2012 06 Jan, 2024
Beans etc, can cut in half the response to fat-soluble Vitamin D and K - June 2019 01 Jan, 2024
Vitamin D response in post-menopausal women: weekly better than monthly, notice benefit in 3 months – Jan 2021 23 Dec, 2023
1.77 nmol response to 100 IU of Vitamin D (46 RCTs) – meta-analysis Sept 2023 16 Dec, 2023
Autistics have half of the response to Vitamin D – RCT Oct 2018 08 Nov, 2023
Vitamin D given daily, weekly, or monthly has similar response (116 RCTs) – meta-analysis Aug 2023 02 Oct, 2023
Response to Vitamin D fortification varies from 1 to 10 nmol per 100 IU daily – review Aug 2023 18 Sep, 2023
V-safe - 7% had emergency medical after vaccination - CDC response, cancel V-safe - Sept 2023 07 Sep, 2023
Smoking does not decrease response to monthly Vitamin D – RCT July 2020 03 Aug, 2023
Vitamin D response independent of dosing interval – meta-analysis July 2023 03 Aug, 2023
Gene variants can reduce Vitamin D response by 1.7X (14,000 IU daily, Multiple Sclerosis) – Dec 2021 15 Jul, 2023
Vitamin D which dissolves in mouth for those having poor response due to poor guts, HSCT etc.- June 2023 08 Jun, 2023
Response to infant 2,000 IU Vitamin D daily was in 194 ng, monthly dosing was 20% less – RCT May 2023 17 May, 2023
Fast responses to Vitamin D – loading dose, nanoemulsion and Calcifediol – April 2023 15 Apr, 2023
Response to Vitamin D - many studies 07 Apr, 2023
No response to vitamin D 7X more likely if poor CYP24A1 or VDBP genes - Feb 2023 11 Feb, 2023
Vitamin D non-responders may have one or more poor genes: GC, LIPC, CYP24A1, and PDE3B – Oct 2022 10 Feb, 2023
Poor CYP2R1 gene reduces blood response to Vitamin D supplementation – Aug 2019 10 Feb, 2023
CYP2R1 gene reduces response to Vitamin D - many studies 10 Feb, 2023
Co-factors increase Vitamin D response for the GRH cohort - Jan 2023 21 Jan, 2023
Antibody response to COVID vaccination appears independent of Vitamin D levels – Nov 2021 07 Dec, 2022
Vitamin D spray results in bigger response than drops – Jan 2021 07 Dec, 2022
The vitamins and minerals that help the immune system respond to respiratory viruses – Dec 2022 06 Dec, 2022
Colorectal Cancer – vitamin D did not help (too small of a response) – RCT Oct 2022 29 Oct, 2022
Responses to 3600 IU Vitamin D or Calcifediol – Oct 2022 05 Oct, 2022
No response to Vitamin D was 11 X more likely to have if poor Binding gene – Sept 2022 27 Sep, 2022
Australia’s COVID Response resulted in 31 X more life years lost than were saved - Sept 2022 26 Sep, 2022
Poor or no response to vitamin D was associated with poor genes (cystic fibrosis, 4 genes) Sept 2022 07 Sep, 2022
Better response 6 months after Pfizer vaccinations if higher vitamin D – Aug 2022 27 Aug, 2022
Vitamin D improves Sinovac vaccine (fast innate response) - July 2022 24 Aug, 2022
Better response to shingles virus after 6,400 IU Vitamin D raised above 40 ng – Jan 2021 20 Aug, 2022
Cancers are associated with low vitamin D, poor vaccination response and perhaps poor VDR – July 2022 15 Aug, 2022
Surgeries often deplete Vitamin D - 300,000 IU resulted in little response – Nov 2018 02 Aug, 2022
Multiple Sclerosis treated by Vitamin D (includes dose-response) - July 2022 11 Jul, 2022
Wheezing and asthmatic children have weaker Vitamin D responses - May 2022 19 May, 2022
Short-term response to 1,000 IU of Vitamin D tripled in obese when Magnesium was added – RCT April 2022 17 May, 2022
Response to 1,000 IU of vitamin D daily for 6 months – 40 percent above 30 ng (small study) – Feb 2022 26 Apr, 2022
COVID vaccination: 29 percent higher antibody response if more than 20 ng of vitamin D – March 2022 23 Mar, 2022
Response to Vitamin D varies with genes (3,000 IU, weight loss in this RCT) – March 2022 22 Mar, 2022
Responses by healthy individuals to 2,000 IU vitamin D daily – Feb 2022 03 Feb, 2022
COVID, influenza, hepatitis B, measles, etc. vaccine responses vary with Vitamin D and its receptor 08 Dec, 2021
On-line Vitamin D response simulation – July 2021 24 Oct, 2021
Stoss (loading) dose of vitamin D resulted in bigger response at 30 days (again) – RCT April 2021 14 Oct, 2021
Reasons for low response to vitamin D 22 Sep, 2021
Vitamin D injections should not be used if fast response is needed (COVID-19 in this case) 02 Sep, 2021
Vitamin D, C, A, and E, as well as Iron, Se, and Zinc each augment vaccine response – July 2021 20 Jul, 2021
Poor response to Asthma inhaler if poor Vitamin D Receptor – Dec 2019 01 Jul, 2021
Parathyroid response to Vitamin D among obese 27 Jun, 2021
Based on PTH response, obese adolescents may not need and much vitamin D as non-obese (12 ng vs 16.5 ng) – June 2021 12 Jun, 2021
Poor response to vitamin D supplementation if poor level of B Vitamins (rats in this case) March 2021 22 May, 2021
Cytomegalovirus downregulates Vitamin D receptor, but tissues respond by increasing production – Sept 2016 19 May, 2021
Overweight elderly respond well to 3600 IU Vitamin D daily for a year – RCT May 2021 07 May, 2021
Vaccine response improved by Vitamin D (Shingles in this case) – Jan 2021 06 May, 2021
Hemodialysis associated with very poor mRNA response (wonder if low vitamin D) – March 26, 2021 31 Mar, 2021
Response to vitamin D increased 30 percent with Magnesium - Nov 2018 07 Mar, 2021
Poor protein binding gene associated with poor Vitamin D response – RCT Nov 2019 02 Mar, 2021
Boron improves magnesium absorption and may help vitamin D non-responders – Aug 2015 25 Feb, 2021
Response to weekly Calcifediol in 4 months - RCT Aug 2022 03 Feb, 2021
Weekly response to semi-activated vitamin D slightly better than standard – RCT Nov 2019 21 Jan, 2021
Obese children had 2.2 X less response to a single dose of Vitamin D – Oct 2020 14 Oct, 2020
Response to 150,000 IU vitamin D once vs 5,000 IU daily – RCT May 2014 10 Jul, 2020
Those with Asthma or COPD had half the response to Vitamin D – March 2020 19 Mar, 2020
Response to Vitamin D increased if take Magnesium and Vitamin K2 – Grassroots March 2020 10 Mar, 2020
Response by obese to weekly 50,000 IU of Vitamin D – May 2018 12 Feb, 2020
Less response to 800 IU of Vitamin D by Africans than natives in Finland – RCT March 2018 25 Dec, 2019
Increased Vitamin D response if take cofactors, etc 05 Nov, 2019
UV helped EAE mice (MS) designed to not respond to Vitamin D – Oct 2019 23 Oct, 2019
Sublingual vitamin D gave similar response as oral for most, and better for some – RCT Sept 2019 17 Oct, 2019
Poor ovarian response (poor IVF) associated with low vitamin D – Sept 2019 28 Sep, 2019
Obese responded to weekly vitamin D better than non-obese – RCT March 2018 22 Aug, 2019
Poor responses to UV and Vitamin D were correlated to just 4 poor genes – June 2019 19 Jul, 2019
Response to Vitamin D varied by 12 ng due to gene variants (CYP2R1) – Aug 2019 15 Jun, 2019
Single dose of Vitamin D as gummies resulted in higher blood response than hard tablets – May 2019 07 May, 2019
Sepsis reduced the Omega-3 response and half life – April 2019 14 Apr, 2019
Poor Vitamin D response 4X more likely if poor Vitamin D binding proteins - July 2019 09 Apr, 2019
25 minutes of daily sun provided less than half of the response as 500 IU of vitamin D (Korea) – RCT March 2019 26 Mar, 2019
Response to UV varies more with pigment genes and age than skin color – Jan 2019 24 Mar, 2019
Response to UV varies more with pigment genes and age than skin color – Feb 2019 24 Mar, 2019
Vitamin D Nutrigenomics - High, Medium, and Low Responders - March 2019 22 Mar, 2019
Decreased response to vitamin D in white children having poor Vitamin D binding gene – Feb 2019 20 Mar, 2019
Monthly Vitamin D had a 20 percent better response than quarterly – small RCT April 2019 06 Mar, 2019
Vitamin D response time is 3-6 months, not much benefit in first 4 months – RCT July 2017 17 Feb, 2019
Poor Vitamin D binding had 30 percent less response to Vitamin D (50,000 IU weekly) – Feb 2019 04 Feb, 2019
Fat loss, etc. if respond well to 3 years of Vitamin K2 (MK-7, 180 ug) – RCT Jan 2018 09 Jan, 2019
Respond to daily Vitamin D in 2-12 months 07 Jan, 2019
7 ng less response by Multiple Sclerosis patients to 5,000 IU of vitamin D – Aug 2015 30 Dec, 2018
2 month response time to Vitamin D (Grassroots Health) 08 Dec, 2018
Response to Vitamin D varies with Vitamin D Binding Protein gene – RCT May 2018 06 Jun, 2018
Poor response to Osteoporosis medicine (risedronate) if vitamin D less than 16 ng – May 2018 09 May, 2018
No genetic response to 4,000 IU of Vitamin D (other studies disagree) – RCT April 2018 15 Apr, 2018
Vitamin D – individual responses to 100,000 IU – March 2017 11 Feb, 2018
Monthly vitamin D dosing had higher response than 3 per month – RCT Jan 2018 28 Jan, 2018
Multiple Sclerosis patients need more vitamin D to get same blood level response – Aug 2015 27 Jan, 2018
Vitamin D injection helped migrants a bit, but some had poor or even negative responses – Dec 2017 19 Jan, 2018
Vitamin D injection of 300,000 IU helped a bit, but many had a very small response – Dec 2017 19 Jan, 2018
Vitamin D injection of 600,000 IU (response by 10 individuals)– Sept 2017 29 Dec, 2017
10 reasons for poor response to Vitamin D (race, binding protein, etc.) – Nov 2017 24 Dec, 2017
Inflammation and immune responses to Vitamin D (perhaps need to measure active vitamin D) – July 2017 22 Nov, 2017
Low response to vitamin D for some people – genes are one of the causes – Nov 2014 22 Nov, 2017
Response to a large dose of vitamin D (80,000 IU) typically varied by 2 X – June 2016 14 Nov, 2017
Monsanto banned from EU parliament (they refused to respond to Glosophate safety questions) – Oct 2017 10 Oct, 2017
Estrogen contraception pill doubled the response to 1,000 IU of vitamin D – RCT Sept 2017 04 Sep, 2017
Immune response was poor in mice and humans with low vitamin D and low vitamin A – May 2015 17 Aug, 2017
Vitamin D daily or weekly dosing resulted in similar response -RCT Jan 2016 20 Jul, 2017
Huge variation in response to vitamin D supplementation – personal vitamin D response index – Dec 2016 27 Jun, 2017
Vitamin D responses to as much as 15,000 IU per day – Feb 2017 20 Jun, 2017
Spray and oral forms of 3000 IU vitamin D provide similar long-term response – RCT Oct 2016 20 May, 2017
Overview Vitamin D Dose-Response 19 Apr, 2017
UVB 50 percent more response in obese than normal weight (other study disagrees) – Feb 2017 02 Mar, 2017
UVB 50 percent more response in obese than normal weight (yet response to Vitamin D is 50 percent less) – Feb 2017 28 Feb, 2017
Critically ill injected with 300,000 IU of vitamin D, 3X more likely to die if PTH did not respond - RCT July 2015 22 Jan, 2017
Vitamin D injection lasts longer and has bigger response than weekly oral – Jan 2017 24 Dec, 2016
Graph of weekly response to monthly vitamin D supplementation – Aug 2015 17 Sep, 2016
RF from mobile phones reduced immune response in rats, unless they had vitamin D – Sept 2016 10 Sep, 2016
Burn patients have little vitamin D and uncertain response to supplementation – Dec 2014 04 Sep, 2016
Response to Vitamin D - Grassroots 01 Sep, 2016
Response to Vitamin D: summary chart of 8 studies – March 2013 01 Sep, 2016
Large variability in response to UV (more than response to oral Vitamin D) – March 2016 22 Jun, 2016
Large variability in response to UVB (similar to that of oral Vitamin D) – March 2016 22 Jun, 2016
Large variability in response of people to UVB (similar to that to oral Vitamin D) – March 2016 22 Jun, 2016
Dengue fever immune response and micronutrients (vitamins D, E, A, and Zinc, Iron, Chromium) – Nov 2015 11 Jun, 2016
Immune response to respiratory viruses – vitamin D connection – review May 2015 17 May, 2016
3X variation in response to dose of vitamin D – meta-analysis June 2012 24 Apr, 2016
PTH boosts immune response when vitamin D levels are low – May 2012 29 Mar, 2016
CYP2R1 and GC variations decrease vitamin D response – PHD thesis Nov 2015 18 Feb, 2016
Pigs have about 2X less variation in response to calcidiol as humans do to vitamin D – 2015 07 Dec, 2015
Vitamin D response reduced if taken with Calcium – meta-analysis Oct 2015 01 Dec, 2015
Response to Vitamin D supplementation – July 2015 25 Nov, 2015
How you might double your response to vitamin D 31 Oct, 2015
600,000 vitamin D loading doses – good response to both oral and muscular – Oct 2015 13 Oct, 2015
Different response by Vitamin D Receptor to Vitamin D vs Vit. D analogs – Sept 2015 24 Sep, 2015
If at high risk of vitamin D deficiency, get a higher response if take more Magnesium – Sept 2013 12 Sep, 2015
Response to 1000 IU of vitamin D varies by about 4 percent due to gene variants – RCT July 2014 09 Aug, 2015
More muscle response when have adequate vitamin D 27 Jul, 2015
Familial Mediterranean fever – poor response to colchicine if low vitamin D – June 2015 13 Jun, 2015
CYP2R1 gene probably responsible for low vitamin D response – RCT April 2014 02 Jun, 2015
Better response to Inflammatory Bowel Disease drug if more than 30 ng of vitamin D – March 2014 18 Apr, 2015
Anorexia nervosa patients have low vitamin D levels, but respond well to supplementation – Meta-analysis Nov 2014 15 Apr, 2015
Vitamin D-binding protein controls T cell responses to vitamin D in the lab – Sept 2014 01 Apr, 2015
Low dose Vitamin D during pregnancy and infancy results in strange acute respiratory infection response – April 2015 24 Mar, 2015
Obese need 2X as much vitamin D to get the same response – June 2012 14 Mar, 2015
Is too much vitamin D bad (U-shaped response) – possible causes and cures 10 Mar, 2015
Response and adverse effects of 20,000 and 30,000 IU Vitamin D weekly - Feb 2015 09 Mar, 2015
24 ng lower response to Vitamin D due to obesity, low initial Vitamin D, and genetics – RCT Feb 2015 24 Feb, 2015
Genes are one of the reasons for low response to vitamin D – Nov 2014 24 Feb, 2015
Some people need more vitamin D to get the same response – perhaps due to genes – Nov 2014 24 Feb, 2015
Activation (methylation) of CYP2R1 and CYP24A1 predict response to dose of vitamin D – Oct 2013 24 Feb, 2015
89 percent of respondents were aware that vitamin D had health benefits – Jan 2014 23 Jan, 2015
Transdermal Magnesium Chloride spray - variable responses, removed toxic metals - 2010 21 Jan, 2015
Solutions if have poor response to conventional vitamin D 14 Dec, 2014
Immune System response of infants is associated with higher levels of vitamin D – RCT Nov 2014 08 Nov, 2014
How to predict response to a vitamin D dose – RCT April 2014 06 Nov, 2014
Not as much dark skin vitamin D response from single UV dose (no surprise) – Oct 2013 13 Aug, 2014
Dose response equations for Vitamin D 02 Aug, 2014
Response to vitamin D dose, overview of 25 studies - Feb 2014 02 Aug, 2014
Similar response to Vitamin D supplements by senior white and black women – Feb 2013 08 May, 2014
U-shaped response to vitamin D – possible causes 24 Apr, 2014
Response to high dose vitamin D is limited by vitamin A - July 2013 13 Apr, 2014
Hearts responded to stress better after 5,000 IU of vitamin D for a month - March 2014 11 Mar, 2014
Hypothesis: Low vitamin D is responsible for many recent increases in health problems 01 Jan, 2014
Hypothesis: Magnesium accounts for some of the variation in vitamin D response – Oct 2013 16 Nov, 2013
40 percent less likely to get adequate vitamin D response if have certain genes – Jan 2013 10 Sep, 2013
Increased D levels responsible for Dead Sea therapy – May 2011 16 Aug, 2013
Response to vitamin D related to DBP and CYP2RI genes – Aug 2013 10 Aug, 2013
Response to Vitamin D3 varied with rs4588, D2 less response than D3 and did not change – April 2013 13 Jul, 2013
Higher BMI decreased response to 700 IU vitamin D – RCT 2008 26 Feb, 2013
Difference in Fok gene reduced response to vitamin D by 35 percent – Nov 2012 17 Nov, 2012
Response by Masterjohn on vitamin A thwarting vitamin D – Mar 2010 26 Oct, 2012
Is Vitamin D Supplementation Responsible for the Allergy Pandemic – May 2012 27 Jun, 2012
Metabolites and genes may predict responses to Calcium and Vitamin D – Jan 2011 24 Jun, 2012
40 ng response plateau to 2000 to 4,000 IU of vitamin D – June 2012 19 Jun, 2012
More response to 1100 IU vitamin D in cold season or less BMI – May 2012 15 May, 2012
IOM finally responds to Endocrine Society on Vitamin levels – March 2012. 25 Mar, 2012
Miss Ohio Teen USA on responsible tanning 29 Sep, 2010
Genetics Determines Vitamin D Response 19 Aug, 2010
Hormesis: response to dose may not be linear 16 Jun, 2010
Would be nice to capture and share vitamin D dose /response / benefit information 24 May, 2010

Dr. Berg video of my suggestions of what to do if you have a poor response

When Vitamin D Doesn't Work...Do This! - Jan 2020
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Dr. Berg video of my suggestions to increase aborption - 2020

How to Increase Your Vitamin D Absorption?
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VitaminDWiki - Genetics chart shows the vitamin D genes

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