How to choose a skin booster
Start with the problem you want to change, not the product name. Dry, dull or rough skin points to hyaluronic acid or polynucleotide boosters; fine lines with mild hollowness to a low-dose PDLLA product; deeper volume loss to a collagen stimulator or filler. Then check the product’s licence, the planned course and the total price.
Written by the Seoul Skin Boosters editorial team and medically reviewed by a Korean Board-Certified Dermatologist (AAD International Fellow · ASLMS member). Last reviewed: .
Which skin booster fits which concern?
| Concern | Products often discussed | Why |
|---|---|---|
| Dry, dull or rough skin | SKINVIVE, Profhilo, Rejuran | Hyaluronic acid holds water; polynucleotides support skin quality |
| Fine lines on the cheeks | SKINVIVE | Its Korean licence and US approval name cheek fine lines or smoothness |
| Thin, crepey skin under the eyes | Rejuran i, Juvelook i | Versions described for the eye area |
| Acne scars | Rejuran S, Juvelook | Both are used for atrophic acne scars |
| Hollows and gradual volume loss | Juvelook Volume, Sculptra | Collagen stimulators build support over months |
| Lines that appear when you frown or smile | Botulinum toxin, not a booster | These lines come from muscle movement |
Booster or filler: which do you actually need?
A simple test helps. If you want your skin to look and feel different, smoother, less dry, finer in texture, you are describing a booster. If you want a feature to look different, fuller cheeks, softer folds, a more defined jawline, you are describing a filler or a collagen stimulator. Boosters are not designed to lift a sagging jawline, and volumising fillers mainly change contour and support; any effect on hydration or texture depends on the product and technique.
When both bother you, say so at consultation and ask which concern the dermatologist would treat first, and why. A good plan explains the order, the products and the total cost before the first injection.
How do the main boosters compare side by side?
| Product | Material | Korea (MFDS) | USA (FDA) | Course used in studies | Listed price (KRW) |
|---|---|---|---|---|---|
| Rejuran | Polynucleotides | Class 4 device licence | No record | Three sessions, two weeks apart | 300,000–500,000 per 2 cc |
| Juvelook | PDLLA 42.5 mg + HA 7.5 mg | Class 4 device licence | No record | Three sessions (small under-eye study) | 150,000–300,000 per 3 cc |
| Juvelook Volume | PDLLA 170 mg + HA 30 mg | Same licence as Juvelook | No record | Set by the injector | 500,000–700,000 per vial |
| SKINVIVE | Cross-linked HA with lidocaine | Class 4 import licence | Premarket approval: cheeks 2023, neck 2026 | One treatment, optional touch-up | 400,000–600,000 per 1 cc |
| Sculptra | Poly-L-lactic acid | Class 4 import licence | Premarket approval since 2004 | Up to four sessions, a month apart | Not on the list |
| Profhilo | High- and low-molecular-weight HA | No device entry found | No record | Varies by study | Not on the list |
| Elravie Re2O | Human acellular dermal matrix | Human tissue product | No record | Three sessions, a month apart | Not on the list |
Sources for the course column: Rejuran [1], Juvelook [2], SKINVIVE [3], Sculptra [4] and Re2O [5]. Licences are from the MFDS medical device database and the FDA premarket approval database. Prices checked 2026-10-18; confirm at consultation.
What should you ask before booking a skin booster?
Which exact product and amount will you use?
- Why it matters.
- Booster names on price lists cover very different materials, from hyaluronic acid to polylactic acid.
- What a good answer includes.
- The brand, the variant and the number of cc or vials, with the box or vial shown on the day.
- Treat with caution.
- Only a generic label such as “skin booster” or “Chanel injection”.
What is this product licensed for in Korea?
- Why it matters.
- The MFDS licence states the approved purpose, which is often narrower than marketing claims.
- What a good answer includes.
- A clear answer naming the licence category and the treated area.
- Treat with caution.
- A claim that one product suits almost every concern.
How many sessions, how far apart, and what is the total?
- Why it matters.
- Most boosters are planned as a course rather than a single visit.
- What a good answer includes.
- A written plan with the number of sessions, the intervals and the total price.
- Treat with caution.
- A single-session price, with further sessions mentioned only later.
What happens if there is a complication after I fly home?
- Why it matters.
- Vascular problems are rare but need treatment quickly, and lumps can appear after you have left.
- What a good answer includes.
- Clear warning signs, what the injector does on the day, and a contact route after you leave Seoul.
- Treat with caution.
- An assurance that complications never happen.
How should you plan a booster course around a trip to Seoul?
Short-term marks are usually brief. After SKINVIVE, redness, swelling and lumps mostly settled within three days [6]. In a study of Rejuran i, redness lasted about 1.4 days and bruising about 1.9 days on average, with wide variation between people [7], so leave a few days’ margin before photos or important meetings.
Courses are the bigger constraint. Published polynucleotide protocols spaced sessions two weeks apart, while Re2O and Sculptra trials used monthly sessions. On a single short trip, a one-session product such as SKINVIVE, or the first session of a course you can continue at home, fits best. Ask whether your home clinic can source the same product before you start a course you cannot finish in Seoul.
Can I have more than one booster in the same visit?
It depends on the products, the areas treated and the plan. A Korean survey describes polynucleotides used alongside toxins, fillers and energy-based devices for scars [8], but it does not test a same-day protocol for two boosters, so your dermatologist decides the order and spacing.
Which skin booster shows results fastest?
We found no trial comparing how fast different boosters work. SKINVIVE’s main trial documented improvement at one month [3], while collagen stimulators such as Juvelook and Sculptra are designed to build their effect over months.
Is a more expensive booster more effective?
Not necessarily. Price reflects the product, the amount and the number of sessions. Compare the total cost of a course for your concern rather than the price of one syringe.
References
Bibliographic records retrieved from PubMed (U.S. National Library of Medicine).
Lee YJ, Kim HT, Lee YJ, et al. Comparison of the effects of polynucleotide and hyaluronic acid fillers on periocular rejuvenation: a randomized, double-blind, split-face trial. J Dermatolog Treat. 2022;33(1):254-260.
PubMed: 32248707Young SM, Lau EKH. Hybrid Biostimulator and Hyaluronic Acid Injectable for Tear Trough Rejuvenation. Aesthetic Plast Surg. 2026;50(13):5337-5343.
PubMed: 42098500Alexiades M, Palm MD, Kaufman-Janette J, et al. A Randomized, Multicenter, Evaluator-blind Study to Evaluate the Safety and Effectiveness of VYC-12L Treatment for Skin Quality Improvements. Dermatol Surg. 2023;49(7):682-688.
PubMed: 37163665Fabi S, Hamilton T, LaTowsky B, et al. Effectiveness and Safety of Sculptra Poly-L-Lactic Acid Injectable Implant in the Correction of Cheek Wrinkles. J Drugs Dermatol. 2024;23(1):1297-1305.
PubMed: 38206151Lee YI, Chau NH, Nguyen NH, et al. Injectable Particulated Human Acellular Dermal Matrix Booster for Skin Restoration: An Integrated Randomized, Split-Face, Double-Blinded Clinical Trial and Preclinical Study. Int J Mol Sci. 2026;27(5).
PubMed: 41828422Chiu A, Montes JR, Munavalli G, et al. Improved Patient Satisfaction With Skin After Treatment of Cheek Skin Roughness and Fine Lines With VYC-12L: Participant-Reported Outcomes From a Prospective, Randomized Study. Aesthet Surg J. 2023;43(11):1367-1375.
PubMed: 37074002Jeon W, Park M, Kim SW, Kim J. Efficacy of Ionization-Adjusted PN Filler in Minimizing Injection Pain: A Randomized, Patient-Blinded, Split-Face Study. Aesthetic Plast Surg. 2026;50(7):2723-2730.
PubMed: 41361144Rho NK, Han KH, Goo BL, Kim HS. Real-World Use of Polynucleotide Injections in Scar Prevention and Management: A Nationwide Survey of Korean Society for Anti-Aging Dermatology (KAAD) Dermatologists. J Cosmet Dermatol. 2026;25(5):e70887.
PubMed: 42087414