Anua serum at Olive Young Seongsu: 7,661 reviews! Not just heartleaf toner: the TXA serum and PDRN cream are hits. Look for 「흔적」 and 「피디알엔」. Tap 📍 to walk🌿 #anuaskincare #seongsushopping #kbeautyskin How to pick ✔️ TXA niacin serum (30ml x2): 7,661 reviews, 4.8. PDRN hyaluronic cream (60ml, +30ml for now): 5,403, 4.8; carry-on OK. Pads come in heartleaf, PDRN or catechin: 2,485 reviews. Seongsu stores: Olive Young N Seongsu (연무장7길 13) and Beauty Mansion (성수이로 108, B1–4F), 10:00–22:00; Seongsu Station (아차산로 91) till 22:30. Heartleaf foam (150ml x2, 4,627 reviews): checked bags. Store map: tap 📍 below for nearby Olive Young stores with these products. Pick one, then Directions to walk there, even mid cafe-hop. Heartleaf centella spot cream (30g x2): 2,859 reviews.