Skin boosters are injectable treatments placed in tiny amounts just under the skin to improve hydration, elasticity, texture and glow rather than to add volume or change shape. Popular examples include Rejuran, Juvelook, Profhilo and Skinvive.
Medically reviewed by [DOCTOR NAME], board-certified dermatologist · Doje Clinic, Apgujeong, Seoul · Last reviewed November 2026
Each booster uses a different ingredient — polynucleotides, PDLLA, or hyaluronic acid — so the best choice depends on your skin concern.
Boosters are a cornerstone of the Korean 'glass skin' approach and are often combined with lasers.
Quick facts
- Rejuran Healer (PN Skin Booster): Small bumps for 1–2 days; results last around 6–12 months after a full course
- Juvelook (PDLLA Collagen Booster): Mild swelling and bumps for a few days; results last often 12 months or more
- Profhilo (Bio-remodeling HA): Small bumps for up to 24 hours; results last about 6 months
- Skinvive (Microdroplet HA Booster): Mild bumps and redness for 1–3 days; results last around 6 months
Key facts
| Rejuran Healer | Typically 3 sessions 2–4 weeks apart |
|---|---|
| Juvelook | Usually 2–3 sessions about 4 weeks apart |
| Profhilo | 2 sessions 4 weeks apart |
| Skinvive | 1 session, sometimes a touch-up |
Patient questions
Frequently asked questions
What are skin boosters?
Skin boosters are injectable treatments placed in tiny amounts just under the skin to improve hydration, elasticity, texture and glow rather than to add volume or change shape. Popular examples include Rejuran, Juvelook, Profhilo and Skinvive.
What is Rejuran Healer?
Rejuran Healer is a polynucleotide (PN) skin booster derived from salmon DNA, injected in micro-amounts to improve skin repair, elasticity and texture.
What is Juvelook?
Juvelook is a Korean collagen-stimulating injectable combining PDLLA (poly-D,L-lactic acid) with hyaluronic acid to improve skin texture and fine volume.
Your skin plan, designed in Apgujeong
English-speaking consultations · Written quotes · Aftercare you can take home
Medical information on this page is general and educational. Results, downtime and suitability vary by individual. A consultation with a Doje Clinic physician is required before any treatment.