Across 3 studies, all reported neutral effects with small effect sizes for vitamin B6 on anxiety. No studies found statistically significant benefits. The evidence base is small and conclusions should be considered preliminary.
Studied populations: young adults, fibromyalgia patients, children with Tourette syndrome and anxiety
Caveats: Evidence base is small (only 3 studies) — conclusions should be considered preliminary. None of the studies reached statistical significance, suggesting the effect may be negligible.
Generated Jun 12, 2026
Doses used in studies
mg/day: 80 (median 80, IQR 80–80)— 1 study
Time to effect
Median: 4.3 weeks · IQR 4.3 weeks–4.3 weeks · Range 4.3 weeks–4.3 weeks— Reported in 1 of 3 studies