Rheumatoid Arthritis is associated with Vitamin D - 7 meta-analyses agree

Rheumatoid arthritis fought by Vitamin D (by single large dose or long enough time) – meta-analysis Feb 2025

Rheumatoid Arthritis pain is reduced by Vitamin D, high doses also reduced inflammation (CRP) – Meta-analysis July 2023

Widespread pain, arthritis pain and muscle pain are associated with low vitamin D – meta-analysis March 2018

Rheumatoid Arthritis strongly associated with low vitamin D – meta-analysis April 2016

Rheumatoid Arthritis associated with lower vitamin D and higher latitude – meta-analysis Jan 2016

Rheumatoid arthritis is 40 percent more likely if vitamin D Receptor problem – 2 meta-analyses 2015

Juvenile Rheumatoid Arthritis associated with low vitamin D, but how low – meta-analysis Jan 2013

Rheumatoid arthritis 24 percent more likely if low vitamin D consumption– meta-analysis Sept 2012

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And: Studies have found that RA is treated by Vitamin D

Several rheumatic diseases treated by high-dose vitamin D, but made worse if Calcium was added – April 2022

Rheumatic Diseases often treated by Vitamin D, may need 40-60 ng – Oct 2021

Rheumatoid Arthritis pain reduced by monthly 100,000 IU of Vitamin D – Oct 2018

Rheumatoid arthritis reduced by 440,000 IU of Vitamin D over 4 months – Oct 2015

Connective tissue disorders (Lupus, RA, etc) treated by vitamin D – May 2016

43 percent of Rheumatoid Arthritis patients have Vitamin D prescriptions (15 countries) – June 2017

Big increase in vitamin D supplementation in just 2 years after Swiss rheumatology report – Dec 2013

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