The serum combines:• 80 µm nano-spicules that deliver active ingredients deep into the skin• An exclusive low-molecular Plum Peptide, derived from Anseong cherry plums• An effective slow-aging mechanism that revitalizes the skin’s structure from withinThe nano-spicules create a mild activating sensation, indicating that skin renewal is underway — completely normal and part of the process. Over time, the serum helps smooth the appearance of wrinkles, improve elasticity, and leave the skin with a plump, youthful-looking finish. How to Use: Twist the top cap clockwise to open the container. Apply an appropriate amount to clean skin after toner.Gently pat and massage to enhance absorption.Use during the ampoule/serum step of your skincare routine.Finish with moisturizer. Isntree Plum Peptide Booster 2000s 50 ml