Effects of Vitamin D on Migraine: A Meta-Analysis

Conclusion: Serum 25-hydroxy vitamin D level was significantly lower in the migraineurs than that in the nonmigraineurs, and hypovitaminosis D was significantly associated with migraine. Oral vitamin D supplementation significantly reduced migraine-frequency, but not its duration and severity.
Source: Neurology India - Category: Neurology Authors: Source Type: research