Niacinamide 10% + Zinc 1% The Ordinary Niacinamide 10 Zinc 1 Serum

A water-based serum with 10% Niacinamide and 1% zinc PCA by skincare brand The Ordinary. Its lightweight, gel-like formula is designed to reduce the appearance of blemishes, and balance sebum activity. Niacinamide is a form of vitamin B3 and has been linked to skin barrier function, while Zinc supports skin structure.