The brand "Cosrx" is a South Korean skincare brand that stands for "cosmetics" and "rx", where the "rx" can be short for "prescription" or "recommendation". Cosrx is a South Korean skincare brand that is known for its focus on using minimal yet effective ingredients to improve the health and appearance of the skin. The brand prides itself on developing products that are not only effective, but also affordable and accessible to a wide range of customers. Cosrx has a wide range of product offerings, from cleansers, toners, serums, to moisturizers and masks, as well as some targeted treatment options to address specific skin concerns like acne, pigmentation, and aging. The brand's best-selling products include the " Advanced Snail 96 Mucin Power Essence," "Acne Pimple Master Patch," and "Advanced Snail 92 All In One Cream."