Across 3 studies, all reported neutral effects on anxiety with small effect sizes. The evidence does not support a beneficial effect of vitamin B6 supplementation for reducing anxiety. The most-studied dose range includes high-dose and 80 mg daily, but no form data was reported.
Caveats: Evidence base is small (only 3 studies) — conclusions should be considered preliminary. All studies reported neutral effects and none reached statistical significance. The effect may be null or very small.
Generated Jul 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