Rejuran and the PDRN Injectable Concept: An Educational Overview 리쥬란
Rejuran is a brand name associated in Korea with PDRN (polydeoxyribonucleotide), a salmon-DNA-derived ingredient used in some in-clinic injectable treatments aimed at supporting skin quality and a smoother look. This is education only, with no efficacy claims; always consult a licensed Korean dermatologist before considering any injectable.
What PDRN and Rejuran refer to
PDRN stands for polydeoxyribonucleotide, a fragment-based ingredient commonly described as derived from salmon DNA. In Korean derma circles, 'Rejuran' (리쥬란) is a well-known brand name often used informally to mean a PDRN-based in-clinic injectable. PDRN has also entered K-beauty marketing for at-home products. This page defines the terminology so readers can recognize it; it makes no claims about what the procedure does.
How it fits the K-beauty conversation
PDRN has become a buzzword in Korean skincare culture, appearing both on clinic menus and on serum labels that lean on the 'science-forward' image of Korean beauty. Alongside familiar names like centella (cica), niacinamide, and propolis, PDRN is part of how K-beauty signals an ingredient-led approach. Knowing the word helps you interpret Korean product and clinic descriptions accurately rather than guessing.
Consult a licensed professional
Rejuran-type treatments are medical injectables administered in a clinic by qualified staff. Whether such a procedure is appropriate for any individual is strictly a medical decision. This overview deliberately avoids stating effects, timelines, or results, and is not a recommendation. Before considering any injectable, please consult a licensed dermatologist or physician who can evaluate your skin and health in person.
Related K-beauty guides
Try the free tools
Explore the full K-beauty hub →✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed 2026-06-21.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.