COSRX is a well-known Korean skincare brand that has earned a devoted following for its focus on effective, no-frills formulations. The name itself is a portmanteau of “cosmetics” and “RX” (prescription), reflecting its mission to provide targeted, solution-oriented skincare. The brand’s philosophy is rooted in minimalism and functionality, using a high concentration of active ingredients while avoiding unnecessary additives like fragrances and artificial colors. This makes their products highly effective and particularly popular with those who have sensitive, acne-prone or troubled skin.

COSRX’s most famous and award-winning product is the Advanced Snail 96 Mucin Power Essence, which has become a global best-seller for its ability to hydrate, repair and soothe irritated skin. Other popular products include the Acne Pimple Master Patch, a global sensation for its pimple-healing hydrocolloid technology, and the Low pH Good Morning Gel Cleanser.