Abstract
The Impact of Vitamin D Deficiency on Autoimmune Disease Activity: A Comprehensive Meta-Analysis
Author(s): Olivia Harris*Vitamin D deficiency has been increasingly linked to the exacerbation of various autoimmune diseases, including rheumatoid arthritis, multiple sclerosis, and systemic lupus erythematosus. This meta-analysis consolidates findings from clinical studies investigating the relationship between vitamin D levels and autoimmune disease activity. Results from over 40 studies suggest a significant inverse correlation between serum vitamin D concentrations and disease activity markers in autoimmune conditions. This review underscores the potential role of vitamin D supplementation as an adjunct therapy to improve disease control and reduce flare-ups, although further large-scale randomized controlled trials are necessary to establish definitive clinical guidelines.