Brand from South Korea: AHC. Benefits:This serum is formulated with Glowtinol and a low irritation Shoticule that helps an instant pore solution with no downtime.56.3% sskin radiance improvement immediately upon application and 6.4% inner radiance improvement after 4 weeks of use. Low-irritation Shoticule helps active ingredients absorb effectively deep into pores.How to use:1. At the serum step, dot the formula across your face with light tapping motions.2. Gently roll the formula across your entire face as if massaging.3. Press gently with your palms to encourage quick ab