Experience the ultimate radiance and brightening effects with Medicube's Age-R Glutathione Glow Serum. This high-performance skin booster is formulated with a high content of glutathione (50,000ppm) for 24 hours of pure radiance, premium whitening, and lifting effects. It is 3x more effective when used with the Booster-H. The serum features Active Glow-zom Technology containing Glutathione, Niacinamide, Adenosine, Patented skin-like collagen, and Bifida Fermentation Lysate to help fade blemishes, spots, and pigmentation, fill radiance into the skin, and visibly lift crow's feet, smile lines, and forehead wrinkles. It is hypoallergenic tested and clinically tested for wrinkle and whitening improvement. Directions for use: Apply a generous layer of product on the desired area, as well as a small dollop on the roller heads of the device.