Your favorite Korean skincare brand just made its move into haircare, and the results are worth talking about. When Medicube announced its new Rosemary PDRN Purify & Nourish Shampoo and Conditioner Set , I was immediately intrigued. The brand has built a devoted following with skincare products that blend buzzy ingredients with visible results ( trust me, I know ), so naturally I was curious to see whether that same approach could translate to haircare. After several weeks of using the shampoo