The Chemistry of Co-Formulation: Can Glycolic Acid and Niacinamide Be Used Together?
Introduction In the world of cosmetic formulation, few ingredients command as much respect as glycolic acid and niacinamide. Glycolic acid, the smallest of the alpha-hydroxy acids (AHAs), is the gold standard for chemical exfoliation. Niacinamide, a form of Vitamin B3, is the industry’s versatile powerhouse, celebrated for everything from strengthening the skin barrier to regulating […]
