All clinical studies were conducted by P&K Skin Research Center (Korea) from May 21 to Jun 19, 2025, on 20 adult participants.
It's somewhere between a toner
"It's somewhere between a toner and a lightweight lotion, which I don't mind in the summer. With a lot of Cosrx products I notice an immediate difference, but this one has very subtle effects. Still, I've enjoyed using it so far!"
