Hyaluronic Acid하이알루로닉애씨드
하이알루로닉애씨드ha-i-al-lu-ro-nik-ae-ssi-deu
On a Korean label: 하이알루로닉애씨드 = Hyaluronic Acid — HA.
What it is
A natural polysaccharide made of N-acetyl-D-glucosamine and glucuronic acid. It binds water, so it is used to hydrate and to thicken watery formulas.
On a Korean label
Written 하이알루로닉애씨드. On Korean lists you will more often see its salt, 소듐하이알루로네이트 (sodium hyaluronate). Fronts of packs say 히알루론산, the everyday Korean word.
Korean rules
The Korean ingredient dictionary lists no limit, label caution or functional-ingredient status for it.
Questions
What is 히알루론산?
Hyaluronic acid. On the ingredient list it is 하이알루로닉애씨드 or, as a salt, 소듐하이알루로네이트.
Sources
Checked 26 October 2026. Rules change — the official texts above are the final word.