COSRX The Retinol 0.5 Oil 1 各

What is it: An ultra-potent 0.5% pure retinol oil

Why we love it: 

- Pure 0.5% retinol formulation

- Excludes purified water and retinol derivatives

- Targets progressive signs of aging like loss of elasticity and dryness

- Ideal for intermediate-level retinol users seeking a concentrated youth-boosting solution

20ml / 0.67 fl. oz