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The complete Rejuran skin booster guide

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Skin Booster

The complete Rejuran skin booster guide

Dermatology Specialist, Forte Clinic, Yeoksam, Gangnam · 2026-08-30

Rejuran skin booster treatment at Forte Clinic in Gangnam

Rejuran is a skin booster that injects polynucleotides (PN/PDRN) extracted and purified from salmon into the skin to improve the very regenerative environment of damaged skin. Unlike aqua injections, which simply replenish moisture, it is closer to the idea of firming up the "foundation" of the skin barrier and dermis.

Rejuran is for you if

  • Your skin has enlarged pores, fine lines and reduced firmness together
  • Your skin has grown sensitive and thin from frequent procedures
  • Your makeup lifts and your oil-moisture balance has broken down

Recommended course and cycle

Main ingredientPolynucleotides (PN)
Recommended course3–4 sessions at 2–4 week intervals as a baseline
MaintenancePeriodic care at 1–2 month intervals thereafter
DowntimeInjection marks and slight swelling for 1–3 days

There are different types of Rejuran, too

Rejuran is not a single product. It is divided by purpose: Healer for skin texture and firmness, Eye for the thin skin around the eyes, and HB (Healer + hyaluronic acid) for volume and firmness together. For thin, sensitive areas such as under the eyes we base the plan on Eye, and for overall skin regeneration on Healer. Which one suits you depends on your skin thickness and the area of concern, so we decide during consultation.

Aftercare points

On the day of the injection, avoid saunas, strenuous exercise and alcohol, and take care with thorough moisturizing and sun protection. Because Rejuran aims for cumulative improvement rather than a single dramatic change, keeping to the recommended course is what shapes the outcome. The usual flow is to complete 3–4 sessions at 2–4 week intervals early on, then move to maintenance care at 1–2 month intervals.

Especially recommended for

It is a good fit for those whose skin has thinned and grown sensitive from frequent lasers and lifting, those whose makeup lifts and whose oil-moisture balance has broken down, and those who have no pronounced wrinkles yet but want to firm up the very foundation of the skin. Conversely, if you want immediate volume or contour change, filler or lifting may be more suitable, so we confirm the goal first during consultation.

Frequently Asked Questions

  • Where aqua injections mainly use hyaluronic acid to replenish moisture, Rejuran uses polynucleotides to improve the regenerative environment. The purposes are different.
  • We minimize discomfort using numbing cream and pain-reducing equipment such as DermaShine. We adjust to your pain sensitivity.
  • It can be combined with lifting, botulinum toxin and more. We plan the order and intervals during consultation.

This journal is general medical information, and results may vary depending on your individual condition. An accurate diagnosis and treatment plan are established through consultation with the medical team.

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