COSRX dual essence with snail mucin and niacinamide to hydrate, repair skin barrier, and boost radiance. A dual-chamber essence combining snail mucin and niacinamide to hydrate, repair, and brighten skin simultaneously. The innovative two-in-one formula delivers deep moisture while improving overall skin tone and texture. Snail secretion filtrate supports skin regeneration while niacinamide helps enhance radiance and clarity. Lightweight yet nourishing, it absorbs quickly and leaves skin smooth, plump, and glowing.