Ingredients · Wrinkles and firmness
Adenosine아데노신
Korean wrinkle-improvement functional ingredient 주름 개선
아데노신a-de-no-sin
On a Korean label: 아데노신 = Adenosine.
What it is
A nucleoside (adenine joined to a sugar). In Korea it is a listed wrinkle-improvement functional ingredient, and it is behind the 주름 개선 (wrinkle improvement) claim on many Korean creams and serums.
On a Korean label
Written 아데노신. On a 이중기능성 (dual-function) product you will often find it together with niacinamide.
Korean rules
- Korean wrinkle-improvement functional ingredient — Korea’s Ministry of Food and Drug Safety lists it as an active ingredient for 주름 개선 functional cosmetics.
Questions
What is 아데노신 in skincare?
Adenosine, a wrinkle-improvement functional ingredient in Korea.
What does 주름 개선 기능성 mean?
The product was reviewed by, or reported to, Korea’s MFDS as a wrinkle-improvement functional cosmetic.
Sources
- Korea Cosmetic Association — ingredient dictionary (대한화장품협회 성분사전)
- Regulation on the Review of Functional Cosmetics (기능성화장품 심사에 관한 규정) — in force 16 December 2025
Checked 26 October 2026. Rules change — the official texts above are the final word.