[COSRX] The Retinol 0.5 Oil 20ml

[Highly concentrated 0.5% pure retinol] No purified water or retinol derivatives. Formulated using 0.5% stabilized, pure retinol for powerful anti-aging care.

Best for skin accustomed to retinol but still experiencing progressive signs of aging such as loss of elasticity and dryness.

For intermediate-level retinol users looking for a highly concentrated, youth booster.