Association Between Homocysteine, Vitamin B12, Folate and Migraine: An Updated Systematic Review and Meta-Analysis.

Brain Sci · 2026 · PMC12939263 · PMID 41750218

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did not reach statistical significanceno p-value reported

In non-European countries, the Hcy levels were also higher in migraine cases compared with non-migraine controls but did not reach statistical significance. Most of the countries in this group were South Asian countries, including Pakistan and India.

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