Sculptra (Galderma; poly-L-lactic acid), Juvelook Volume (VAIM; poly-D,L-lactic acid) and Radiesse (calcium hydroxylapatite) are collagen stimulators: injectables that prompt the skin to build its own collagen around tiny particles over four to six weeks. For Sculptra in Korea or either alternative, a session at ENTER Plastic Surgery in Seoul takes 20–30 minutes under numbing cream.

Is it for you?
Who collagen stimulator injections in Seoul suit
These products answer a slow kind of change. With age, the face loses collagen and fat at the same time, so cheeks flatten, temples hollow and the skin over them thins. A hyaluronic acid filler replaces some of that volume with gel the day it is injected. A collagen stimulator instead places particles that the body reacts to, and the new collagen fills in gradually over the following weeks. The trade-off is patience: what you see on the treatment day is not the final shape.
For visitors to Seoul, the session plan matters as much as the product. Sculptra and Juvelook Volume are planned as a course of two to three sessions spaced four to six weeks apart, which means either more than one trip or a longer stay. Radiesse is planned as one session, with the result reviewed after three to six months, so it fits a single visit more easily.
Usually a good fit
- Gradual flattening of the cheeks, temples or the area around the mouth
- Thin skin where added collagen support is the aim
- Shallow nasolabial folds that you want softened gradually
- Happy to wait four to six weeks for the change to show
- Able to return for further sessions, or choosing a single Radiesse session
We may suggest waiting
- Wanting the full volume on the day of treatment
- Pregnancy or breastfeeding
- Active acne, infection or inflammation in the area to be treated
- A tendency to form keloids or raised scars
- Heavy skin sagging, where lifting procedures are discussed
How it works
How Sculptra, Juvelook Volume and Radiesse build collagen
All three products use the same idea. Microscopic particles are suspended in a carrier, and after injection the carrier is absorbed within days. The particles stay behind long enough to trigger a mild, controlled tissue response in which fibroblasts, the collagen-making cells of the skin, lay down new collagen fibers around them. That is why the clinic's aftercare guidance describes collagen building up slowly over four to six weeks after each session, and why the early swelling from the carrier's water content settles within two to three days.
The particles differ. Sculptra is poly-L-lactic acid (PLLA), a biodegradable polymer also used in absorbable stitches. Juvelook Volume is poly-D,L-lactic acid (PDLLA), a related polymer from the same polylactic acid family. In a randomized, evaluator-blinded trial across several centers, injectable PDLLA was not inferior to hyaluronic acid filler for nasolabial folds (Ting, 2024). Radiesse is made of calcium hydroxylapatite (CaHA) microspheres in a gel; the gel gives some volume on the day, and the microspheres then support collagen formation. Radiesse is a Merz Aesthetics product.
Radiesse can also be thinned with saline for skin quality instead of volume. An international consensus panel published guidance on diluted and hyperdiluted CaHA for skin tightening, while noting that this is an off-label use and that the ideal protocol still needs clinical confirmation (Goldie, 2018). The evidence across this group is uneven: a 2024 systematic review of PLLA in the face rated the overall quality of evidence as low, with several studies at high risk of bias (Signori, 2024).
Choosing the product
At consultationThe areas of volume loss, skin thickness and your travel plan are reviewed together, because the choice between a course of PLLA or PDLLA and a single Radiesse session depends on all three.
Numbing cream
A topical anesthetic cream is applied to the planned areas and left to take effect before any injection.
Injection in small amounts
20–30 minutesThe product is placed in small deposits across each area so the particles spread evenly instead of collecting in one spot.
Massage and aftercare
The clinic's 5-5-5 routine follows at home: massage five times a day, five minutes each time, for five days, to help the particles stay evenly distributed.
Next session or review
4–6 weeks; 3–6 monthsSculptra and Juvelook Volume continue with the next session after four to six weeks. Radiesse results are reviewed at three to six months.
Collagen stimulators on the ENTER Plastic Surgery menu
| Point of comparison | Sculptra | Juvelook Volume | Radiesse |
|---|---|---|---|
| Particle | Poly-L-lactic acid (PLLA) | Poly-D,L-lactic acid (PDLLA) | Calcium hydroxylapatite (CaHA) |
| Volume on the day | Little; builds over weeks | Little; builds over weeks | Some from the gel, then builds |
| Sessions (clinic guidance) | 2–3, 4–6 weeks apart | 2–3, 4–6 weeks apart | 1; a second after review if needed |
| Early swelling | About 2–3 days | About 2–3 days | About 1 week, not past 2 weeks |
| How long it lasts (clinic guidance) | About 1–2 years | About 1–2 years | Tapers gradually over about 6 months |
| Price | ₩220,000 + VAT per 1 cc | ₩150,000 + VAT per 1 cc | ₩1,100,000 + VAT per syringe |
Durations are the clinic's own guidance; the face keeps aging and individual results vary.

Your doctor
Chief Director · Korean board-certified plastic surgeon
“Natural, yet clearly visible change.”Eyelid and facelift surgery at ENTER is planned and performed by Dr. Jang himself.
- NowChief Director, ENTER Plastic Surgery
- TrainingPlastic surgery, Kyung Hee University Medical Center
- FormerChief Director, Jang Plastic Surgery
- FormerDirector, Secret Plastic Surgery
- MemberKSPRS · KSAPS · ISAPS · ESOPRS · ASPS
At a glance
Collagen stimulator injections: treatment facts
| Procedure time | 20–30 minutes per session |
|---|---|
| Anesthesia | Numbing cream |
| Downtime | Swelling 2–3 days; bruises fade in 1–2 weeks |
| Recommended sessions | Sculptra, Juvelook: 2–3, 4–6 weeks apart; Radiesse: 1 |
| How long results last | Sculptra, Juvelook: about 1–2 years; Radiesse: tapers over 6 months |
| Return to exercise | Generally, daily activities resume straight away and strenuous exercise from the next day (published guidance: rest 1–2 days) |
| Earliest flight home | Same day or the next day |
Prices
Sculptra, Juvelook and Radiesse price list in Seoul
Each product is priced by the unit it comes in. Sculptra is listed per 1 cc and as a full 10 cc vial; Juvelook Volume per 1 cc and as an 8 cc set; Radiesse per syringe. Every figure on the cards excludes VAT (10% VAT is added at payment), so the amount you pay at the desk is the card price plus that tax.
Because Sculptra and Juvelook Volume are planned as two to three sessions, the cost of a course is the per-session amount multiplied by the number of sessions you complete. The number of cc each area needs is not fixed in advance, so ask for a written, itemized quote that lists the product, the amount and whether numbing cream is included before you book flights. HILO WAVE (HIGHER Corporation), which the clinic also uses in its nasolabial fold package, is priced per 1 cc.
Prices exclude VAT (10% VAT is added at payment).
Recovery
Recovery after collagen stimulator injections
Gentle face washing and light makeup are fine three to four hours after the injections. If you fly home the next day, the clinic adjusts how much is injected so you can still go out that evening. After Radiesse, makeup is fine the same day, but avoid heavy drinking that night.
Carry out the 5-5-5 massage: five times a day, five minutes each time, for five days. Swelling from the water in the carrier gel settles over two to three days as it is absorbed.
Needle marks and any bruising fade within one to two weeks and can be covered with makeup. Swelling after Radiesse, caused by the anesthetic mixed into it, lasts about one week and does not run past two weeks.
New collagen builds up gradually. For Sculptra and Juvelook Volume this is also when the next session in the course is planned.
The result is assessed in this window. After Radiesse, the clinic decides at this point whether a second session would help.
Safety
Risks of Sculptra, Juvelook Volume and Radiesse
Contact the clinic right away if you notice skin that turns pale, gray or blotchy, pain that keeps increasing, or any change in vision after an injection, since these can signal a blocked blood vessel.
- Bruising, swelling and tenderness at the injection points in the first days.
- Small lumps under the skin (papules or nodules), which are a known reaction to particle-based products and are one reason the 5-5-5 massage is advised.
- Inflammatory lumps called granulomas, which can appear months later and need medical treatment.
- Blood vessel blockage by injected material, which can damage skin and, in rare cases, affect vision.
- Infection at an injection point.
- Uneven or less change than hoped for, since the collagen response differs between people.
Published follow-up gives some reassurance and some limits. In a three-year study of Radiesse in the nasolabial folds, no delayed nodules or granulomas were reported, and about 40% of patients were still rated as improved after 30 months, though the size of the improvement had fallen considerably from the early result (Bass, 2010). For PLLA in the face, reported adverse events were mostly mild to moderate, such as bruising, nodules and swelling, but the studies behind that finding were of low quality (Signori, 2024).
Evidence
Research behind this page
- Efficacy and Safety of Poly-l-Lactic Acid in Facial Aesthetics: A Systematic ReviewPolymers · 2024 · Signori R et al. · doi:10.3390/polym16182564
Systematic review of poly-L-lactic acid in the face: the evidence is of low quality (5 of 11 studies at high risk of bias), and adverse events such as bruising, nodules and swelling were mild to moderate.
- Calcium Hydroxylapatite (Radiesse) for Treatment of Nasolabial Folds: Long-Term Safety and Efficacy ResultsAesthetic Surgery Journal · 2010 · Bass L et al. · doi:10.1177/1090820x10366549
Three-year follow-up of 102 patients treated with Radiesse in the nasolabial folds: no delayed nodules or granulomas, 40% still improved after 30 months, with the degree of improvement much smaller than early on.
- A Randomized, Evaluator-Blinded, Multicenter Study to Compare Injectable Poly-D,L-Lactic Acid vs Hyaluronic Acid for Nasolabial Fold AugmentationAesthetic Surgery Journal · 2024 · Ting W et al. · doi:10.1093/asj/sjae180
Randomized, evaluator-blinded multicenter trial: injectable poly-D,L-lactic acid was non-inferior to hyaluronic acid filler for nasolabial fold correction.
- Global Consensus Guidelines for the Injection of Diluted and Hyperdiluted Calcium Hydroxylapatite for Skin TighteningDermatologic Surgery · 2018 · Goldie K et al. · doi:10.1097/dss.0000000000001685
Preliminary global consensus on diluted and hyperdiluted CaHA for skin tightening, an off-label use; side effects included bruising, swelling, pain and firmness, and the ideal protocol still needs further trials.
FAQ
Collagen stimulator FAQ
How much swelling is there after a collagen stimulator injection?
Expect mild swelling for about two to three days while the water in the carrier gel is absorbed, and needle marks or bruising that fade within one to two weeks. After Radiesse, swelling lasts about one week because of the anesthetic mixed into it, and it does not run past two weeks.
Can I fly home the day after Sculptra or Radiesse?
Yes. The clinic's guidance is that you can fly the same day or the next day. If your flight is the next morning, the amount injected is adjusted so you can still go out that evening. Keep up the 5-5-5 massage while you travel, as it does not need any equipment.
Is Juvelook Volume a filler?
Not in the usual sense. Juvelook Volume contains poly-D,L-lactic acid particles in a carrier that is absorbed within days, so most of the change comes from collagen your skin builds over four to six weeks. Hyaluronic acid filler adds gel volume that is visible straight away.
What is the difference between Sculptra and Radiesse?
Sculptra uses poly-L-lactic acid and shows little change on the day, building volume over a course of two to three sessions. Radiesse uses calcium hydroxylapatite in a gel, so part of the volume shows immediately, and the clinic plans it as one session with a review at three to six months.
Is there a Korean version of Sculptra?
Juvelook Volume is the closest option on the clinic's menu. It uses poly-D,L-lactic acid, from the same polylactic acid family as Sculptra's poly-L-lactic acid, and follows a similar plan of two to three sessions four to six weeks apart. The two are separate products with their own particles and pricing.
Are the Sculptra and Juvelook prices per session?
The listed prices are per unit: per 1 cc, per 10 cc vial for Sculptra, per 8 cc set for Juvelook Volume and per syringe for Radiesse. All exclude 10% VAT. A course of two to three sessions costs the amount used in each session added together, so ask for an itemized quote.
Does a collagen stimulator work for everyone?
No. The result depends on how much collagen your own skin produces, and that response varies between people, so some see less change than others. Results are judged three to six months after treatment, and the review of research on PLLA describes the overall evidence as low in quality.
Can Radiesse be combined with filler?
Yes, in a specific way. The clinic reviews the result three to six months after a first Radiesse session, and if the change was small, the second session can add a small amount of filler alongside it. Other combinations are planned around your areas and travel dates.
Who carries out the injections?
In Korea, injectable treatments are performed by a licensed physician. At ENTER Plastic Surgery, Dr. Choi Yul, a family medicine specialist, focuses on Botox, injections and pigment treatment. The clinic is led by Dr. Jang Jin-woo, a Korean board-certified plastic surgeon.
How do I book collagen stimulator injections from abroad?
Send the form on this page or message us on WhatsApp, and we will get back to you as soon as possible. English-speaking staff are available at the clinic. Mention whether you can return for more sessions, as that decides between a Sculptra or Juvelook course and Radiesse.
Is a deposit required, and what if I need to cancel?
Deposit and cancellation terms are set for each booking, so ask for them in writing before paying. If you are planning a course of sessions over several trips, ask how the terms apply to each visit, since a rescheduled first session shifts the four-to-six-week timing of the next.
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Great experience! Dr. is very sweet and kind. He listened to what I wanted to fix and correct. He explained everything very well. Wasn’t pushy and didn’t try to sell anything extra. This isn’t a clinic that comes out on instagram, which I…
I came to Enter Plastic Surgery on a friend’s recommendation for under-eye fat repositioning. I was pretty nervous going in, but the doctor took the time to explain what would work for my under-eyes, what the procedure involved, and what…
The staff are incredibly friendly, and the consultation was very thorough. I was very worried since it was my first procedure, but the director explained the aftercare in detail, so I felt completely confident trusting them!!

