What is hyaluronic acid and how do you use it?
⏱ 1 min read
⚡ Quick answer: Hyaluronic acid is a humectant that draws water into the skin for a plumper, hydrated look. In Korean routines it's best applied to damp skin and sealed with a moisturizer on top, so the moisture it attracts stays locked in rather than evaporating.
Hyaluronic acid is a humectant that draws water into the skin for a plumper, hydrated look. In Korean routines it's best applied to damp skin and sealed with a moisturizer on top, so the moisture it attracts stays locked in rather than evaporating.
More detail
It layers well under creams and is a core part of the hydration-focused 7-skin and glass-skin approaches.
🇰🇷 Hyaluronic acid is central to the deep-hydration ethos behind Korean dewy, glass-skin looks.
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✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed: 2026-08-23.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.