COSRX The Retinol 0.5 Oil

COSRX The Retinol 0.5 Oil Visibly reduce fine lines & boost radiance with this potent, yet gentle, retinol treatment. Achieve smoother, firmer skin overnight. Key Ingredients: Retinol (0.5%) - boosts collagen; Black Salmon Extract - soothes & hydrates; Centella Asiatica - calms irritation. Best For: Mature, dull, or uneven skin texture. How to Use: Apply 1-2 drops at night. Follow with moisturizer. Start 1x/week, increase as tolerated.