JayJun PHAming Fresh Pore Serum is a lightweight, gentle exfoliating & pore-refining serum featuring PHA (gluconolactone) combined with tea tree oil, centella asiatica, hyaluronic acid, and botanical extracts. It helps minimize pores, reduce excess sebum, brighten dull skin, soothe irritation, and strengthen the skin barrier. Lightweight texture that absorbs quickly and suited even for sensitive, oily, combination skin.