Medicube Rosemary PDRN Scalp Serum delivers triple-active care with Rosemary, PDRN, and EGF to soothe stressed scalps and promote thicker, fuller-looking hair. The lightweight, fast-absorbing formula cools and conditions without greasiness, while ultra-fine spicules ensure even application. Includes a mini gua-sha inspired applicator for gentle scalp massage and targeted relief. Perfect for maintaining a healthy scalp environment and preserving hair volume from the roots.