Final report of the safety assessment of niacinamide and niacin.

What was studied

Expert panel concluded niacin and niacinamide safe in the practices and concentrations of cosmetic use described. Dated assessment with explicitly stated toxicologic read-across. Niacin is distinct from niacinamide; findings do not transfer niacinamide efficacy or authorize pharmacological oral doses.

Checked against the published abstract on Oct 1, 2026. Source 1 ↗Source 2 ↗