Brand from Japan: Dr. K. A drop of gold for adult pores.A vitamin C serum specialized for pores and anti-aging care has been born, with an evolved beauty skin formula.It has been seven years since the control essence was created to address various pore problems, focusing on the fact that the main cause of open pores regardless of age is sebum.In order to thoroughly address pore problems that deepen with age, we have packed in field knowledge, and after four years since the concept was conceived, we have cleared the stability problem and evolved into the latest formula.The unique cocktail vitamin formula is powered up by adding 1.5 times of the fast-acting vitamin C derivative.A total of eight cocktail vitamins and glutathione that exert a synergistic effect, including vitamin C derivative, retinol derivative, and vitamin B complex, penetrate smoothly into the stratum corneum where the texture is irregular and dry pores are noticeable.In addition, it contains the latest ingredients NMN de