A lot goes into being a member of an international girl group, especially one like KATSEYE , from the trendsetting choreography and sold-out shows, to the coordinated yet individual styling, and the ever-changing hair transformations . And if you're not yet familiar with the global performers, there's a good chance you've come across one of its viral songs, brand campaigns, or members on your social feeds. Among them is Yoonchae, the group's youngest member and an 18-year-old Seoul-born performer, who was just named K-beauty brand Dr. Jart+'s first-ever North America brand ambassador.

To celebrate the partnership , Yoonchae is fronting the campaign for Dr. Jart+'s newly reformulated Premium BB Cream SPF 30. The updated formula features 2% niacinamide and glycerin, marrying skincare and coverage in one product. Ahead of the announcement, I chatted with Yoonchae about the collaboration, her earliest beauty memories, her post-show self-care ritual, and more.

Dr.…