COSRX The Retinol 0.5 Oil 20ml

COSRX The Retinol 0.5 Oil is a lightweight, nourishing serum formulated with 0.5% retinol to support skin renewal and address fine lines, uneven texture, and dullness. This 20ml bottle delivers a potent yet gentle retinol concentration suitable for progressive use in evening routines. The oil-based formula glides smoothly across the skin, minimizing irritation while maximizing retinol efficacy. Ideal for those beginning a retinol regimen or seeking a stabilized, comfortable delivery system. Apply sparingly to clean, dry skin 2–3 times weekly, gradually increasing frequency as skin builds tolerance. Perfect for mature skin, textured areas, and anyone looking to refine skin quality without harsh actives. Store in a cool, dark place to preserve potency.