Medicube Zero Pore One-Day Serum is a high-efficacy yet gentle overnight resurfacing serum with a 15.2% AHA/BHA/PHA blend (1% AHA, 0.2% BHA, 14% PHA) to exfoliate pores deeply without irritation. This all-in-one pore minimizer tackles blackheads, surface texture, and congestion while being safe for sensitive skin—revealing smoother, refined skin by morning.