Does Vitamin D Supplementation Impact Fibromyalgia-Related Pain? A Systematic Review and Meta-Analysis.

Nutrients · 2025 · PMC12567182 · PMID 41156485

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a positive trendno p-value reported

Despite these limitations, the data show a positive trend in patients treated with vitamin D, with improvements observed in both pain reduction (measured via NRS/VAS) and in the overall impact on the quality of life (assessed using the FIQ).

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