Brand from South Korea: FRANKLY. Benefits:This is a 2025 renewal version of Vitamin C 21 Concentrated Brightening Serum.Contains 23% pure vitamin C to help brighten dull skin complexion, and take care of freckles and blemishes for achieving glowing, clear-looking skin.Formulated with 5,000ppm (-)-alpha-bisabolol, which works best with vitamin C for offering brightening and antioxidant effects.Features a high-moisture oil layer to help maintain skin oil-moisture balance and help prevent the serum from oxidation.Leaves the skin no stickiness with a smooth finish.How to use:After prepping the skin with toner, apply 3-5 droplets of the serum to the skin and massage it to enhance absorption.Apply sunscreen afterwards when use it at daytime.