Brand from Japan: DR.Ci:Labo. More than 100 trillion micro-high-penetration vitamin C (APPS) quickly reaches deep into the skin.Quickly penetrates into skin that is starting to show changes.For dullness, uneven texture, pores, and dryness.With cutting-edge cosmetic dermatology ideas, your skin will become even more radiant.Micro-high-penetration vitamin C (APPS)High-penetration that reaches even further. Contains the highest concentration in history.Contains niacinamide, hyaluronic acid, and penetrating collagenDelivers moisture with a dense, viscous feel.How to use:After washing your face, take an appropriate amount (about the size of a 500 yen coin) and gently apply from the center of your face outwards.We recommend using VC100 Emulsion EX afterwards for moisturizing.