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.