How to Choose a Clinic for Rejuran Healer in Korea
Dr. Jong Seon Kim · Director, Gangnam HERA9 min readLast updated 
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Is “Korea Rejuran healer how to choose a clinical practice” the question stopping you from booking, because you have one short trip and can't afford to spend it on the wrong injection at the wrong place?
Read this before you book a slot or a flight.
You'll come away knowing who should wait, which Rejuran methods exist, what decides the cost and which review claims hold up, so you can choose a practice that fits your skin, your days and your budget.
Hello, I'm Dr. Jong Seon Kim, Director of Gangnam HERA Plastic Surgery Clinic and a Board Member of the International Petit Medical Society.
At HERA, the specialist who consults with you is the one who performs your treatment, never handed off. We use only genuine, approved products, with the sealed vial opened in front of you, and international patients pay the same price as local patients, with a written estimate before treatment.
I wrote this because many people pick a Rejuran clinic by star rating or by the lowest quote, and only later realize the questions that mattered were who injects, what is in the vial and whether their skin was ready that week.
Choose a practice where the doctor who examines your skin is the one who injects it, the product is opened in front of you and the estimate is itemized in writing. If you have an active breakout, a recent laser or peel, or a fish allergy, the safer plan may be to wait.
If you're not sure your skin is ready, send one daylight photo of your face without makeup and your travel dates on WhatsApp, and ask the one thing you most want to know: whether a single session makes sense for the days you have.
Book a consultation
Send us your question or a photo on WhatsApp and we will reply in English.
Send a daylight face photo and your Seoul dates on WhatsApp →
What can Rejuran Healer change, and what can't it?
Rejuran Healer is the original form of Rejuran, an injectable made of polynucleotides (PN) purified from salmon DNA. It goes in as many small deposits in the skin, and the aim is skin quality: hydration, elasticity and fine texture. A review in Pharmaceutics comparing PN and PDRN describes how these DNA fragments are thought to support the skin's own repair environment, instead of adding volume the way a filler does.
That is also its limit. Rejuran does not lift a dropping jawline, refill a hollow cheek or erase deep scars. When the main thing you see in the mirror is sagging, the conversation belongs with lifting, and the checks in how to choose a lifting clinic in Korea will serve you better than this page.
The evidence is encouraging but still young. A systematic review of polynucleotides in esthetic medicine in the Journal of Cosmetic Dermatology found the published studies generally positive for skin quality, with mostly mild, short-lived side effects, while noting that many studies were small.
Changes build over weeks, and many people are advised a course of sessions spaced a few weeks apart. One visit on one trip is a start, and you should plan it that way. If you want the basics of the product itself first, our Rejuran guide to polynucleotide skin boosters covers them.
Who should wait or skip Rejuran this trip?
Risks and side effects to know
Most reactions are short. Expect small raised bumps at each injection point, which usually flatten within a day to a few days, plus redness and mild swelling. Pinpoint bruises can take up to about a week to fade. The injections sting, and numbing cream helps many people, though not everyone.
As a general rule, these are reasons to wait or to skip it:
- an active acne breakout, infection or cold sore in the area to be treated
- a laser treatment or chemical peel in the past few weeks (tell the doctor the exact date)
- taking isotretinoin now or recently
- pregnancy or breastfeeding
- an allergy to fish or salmon, or to any ingredient in the product
- blood-thinning medication, which makes bruising more likely (mention it, and don't stop it on your own)
After you fly home, bumps and small bruises fading over several days are expected. Pain that grows instead of easing, heat, spreading redness, pus or a fever are not; see a local doctor promptly and take the product name with you. The U.S. CDC's advice on medical tourism is to arrange follow-up care at home before you travel and to carry copies of your treatment records, and that applies to a skin booster too. Healing time also differs from person to person.
Say you're 27, teaching English somewhere in Asia, with dull, dehydrated skin and a few shallow acne marks, and you have four days in Seoul over a long weekend. You also have a small breakout along your jaw. In that case I would treat the clear areas and leave the inflamed spots alone, or move the session to your next visit if the breakout covers most of the face. I'd also tell you plainly that one session this trip is the first step of a course.
If you take any regular medication or had a laser or peel recently, write the medication name or the treatment date next to your photo on WhatsApp, and ask whether it changes your timing.
Book a consultation
Send us your question or a photo on WhatsApp and we will reply in English.
Send a daylight face photo and your Seoul dates on WhatsApp →
Which Rejuran method fits your skin?
HERA lists three versions: Rejuran, Rejuran HB and Rejuran I. They differ mainly in what each is designed for.
| Version | Often chosen for | Question to ask |
|---|---|---|
| Rejuran (Healer) | Face-wide dryness, dullness, fine texture | Is the standard version enough for my concern? |
| Rejuran HB | Hydration, as a PN blend with hyaluronic acid | Why this one for my skin? |
| Rejuran I | The thin skin under the eyes | Is my under-eye issue skin quality or volume? |
How it goes in matters too. Many doctors inject by hand with a fine needle in many small points, and some use an injector device. Ask which method you'd get and why it suits your skin.
If your under-eye problem turns out to be a hollow, that is volume, and volume is a filler question. The same idea of matching the product to the tissue runs through choosing filler for the hands, where skin quality and lost volume also need different answers.
What decides the cost of a Rejuran course?
The figure for your case depends on a handful of things:
- the version: Rejuran, HB or I
- the area: full face, under the eyes only, or the neck as well
- how much product your skin and area need
- how many sessions your course has, and how many fit into this trip
- numbing, and whether you combine another treatment on the same visit
International patients pay the same price as local patients at HERA, and you get a written estimate before treatment, so you can read each line before agreeing to anything. The same logic runs through injectable pricing in general, and the Korean filler price guide walks through it for fillers. For your own figure, ask on WhatsApp what it would cost for your case, with a photo and the areas you have in mind.
Korea Rejuran healer how to choose a clinical practice: six questions to ask
In short, these work at any clinic, and they're the questions I'd want a family member to ask.
- Who examines me, and who injects? At HERA it's the same specialist from consultation to treatment.
- Will I see the sealed product opened? We open the sealed vial in front of you.
3. 4. How many sessions, and what happens between trips? If the course doesn't fit your travel, you should hear that before you pay. 5. Is the estimate itemized and in writing before treatment? 6. If something looks wrong after I fly home, what do I do and who do I message?
The same checklist carries over if you're also comparing fat dissolving injection clinics in Korea. You can look through our treatments and doctors on the HERA English site before you write to us.
What do Rejuran reviews get right and wrong?
Review threads tend to repeat the same few claims. Here is how they hold up medically.
- “It hurts more than other boosters.” Often true. It's many small injections close to the surface, and numbing cream reduces it for many people.
- “The bumps disappear overnight.” Sometimes. For many people they settle within a day; on thinner or more reactive skin they can last a few days, which matters if you have a dinner or a flight.
- “Glass skin after one session.” The evidence doesn't support this. Changes in skin quality build over weeks and usually across a course.
- “It's from salmon, so it suits everyone.” The source is purified salmon DNA, which is exactly why a fish allergy has to be mentioned.
What a review can't tell you is what was in the syringe or who held it. That's why the six questions above carry more weight than a rating.
Your days in Seoul, from injection to flight
- Same day: bumps, redness and possibly tiny spots of bleeding at the points. Many doctors suggest skipping makeup, saunas, alcohol and hard exercise for the rest of the day.
- Around day 3: most bumps have usually flattened; small bruises may still show.
- Around day 7: bruises are usually fading. Any change in texture is only beginning and develops over the following weeks.
Before you fly
Avoid booking Rejuran for the day before your flight. Leave at least a couple of days in Seoul afterwards so the first reactions pass while you're still here.
The treatment itself. If you want the clinical detail — who it suits, how a session runs, recovery and the honest limits — it is set out on our Rejuran page.
Visiting HERA in Gangnam
We're on the 4th floor of 9 Seocho-daero 73-gil, Seocho-gu, Seoul, a 3-minute walk from Gangnam Station Exit 9. Hours are Monday and Friday 10:00–20:00, Tuesday to Thursday 10:00–19:00 and Saturday 10:00–17:00, with lunch from 13:00 to 14:00. We're closed Sundays and public holidays, so if you land on a Saturday evening, the next open day is Monday.
HERA is registered with Korea's Ministry of Health and Welfare to care for international patients, consultations have an English interpreter, and recovery guidance and follow-up are in English. Dr. Jin Yi Han, a board-certified plastic surgeon, plans from a scan of more than 40 skin indicators, so you can compare the same numbers at your next visit.
To start, send one daylight photo of your face and the dates you'll be in Seoul on WhatsApp, with the one question on your mind, such as whether one session is worth it on this trip. A single photo is enough, and you can ask before booking anything. When you come in, the doctor examines your skin and recommends the version and number of sessions that fit it.
FAQ
Frequently asked questions
Q1Does Rejuran Healer contain anything that could trigger an allergy?
It is made from polynucleotides purified from salmon DNA. If you have a fish or salmon allergy, or have reacted to an injectable before, say so before treatment; for many doctors that is a reason to skip it.Q2How many Rejuran sessions do people usually have?
A course of a few sessions spaced some weeks apart is common, and the number for you comes from your skin and your goal. On a short trip, plan the first session in Seoul and ask how the rest could fit future visits.Q3Can I combine Rejuran with a laser or another treatment on the same trip?
Sometimes, but stacking treatments on reactive skin raises the chance of irritation, and it changes the estimate. Ask which order makes sense and how many days apart they should be.Q4Can I wear makeup the day after Rejuran?
Many doctors suggest skipping makeup on the day itself and resuming once the injection points have closed, often the next day. Follow the recovery guidance you receive at the clinic.
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On YouTube
Hear it from the doctors before you fly
Our doctors explain HERA's main treatments, lifting, filler and skin boosters, on camera, so you know who you are meeting and how they think before you land in Seoul.
Korean audio · auto-translated captions available on YouTube
16 videos
- 6:24Filler
Dr. Kim and Dr. Lee sort out how fillers, collagen injections and skin boosters differ, and which concern each one is for.
Dr. Jong · Dr. Jong - 7:36Clinic & doctors
HERA podcast ep. 3 — Dr. Kim and Dr. Lee look at the same face and explain the treatments they would choose, and why.
Dr. Jong · Dr. Jong - 8:07Lifting
What APTOS threads are, who they are recommended for, and a real patient's treatment and before-and-after.
Dr. Jong - 5:44Lifting
How APTOS compares with other lifting threads, what recovery is like and how long results last.
Dr. Jong · Dr. Jong - 4:20Filler
Dr. Kim shows how injection technique changes with the amount of filler, and how filler dissolves.
Dr. Jong - 5:50Filler
What a hollow upper eyelid is, filler vs fat grafting, how long it lasts and what to watch for.
Dr. Jong - 5:20Filler
Dr. Kim breaks down lip proportion, volume and mouth corners using well-known Korean celebrities' lips as examples.
Dr. Jong - 5:39Skin & boosters
Hydration, pores, breakouts or tone — matching the skin booster to what your skin actually needs.
Dr. Jong - 6:05Skin & boosters
Dr. Lee explains how Lituo and CaHA work, how they are injected and how often.
Dr. Jong - 5:00Skin & boosters
What Juvelook Eye is, what it is used for, how many sessions it takes and how long it lasts.
Dr. Jong - 5:56Lifting
Why lines form around the eyes, which treatments are combined, and Eye Thermage vs Eye Ulthera.
Dr. Jong - 4:58Lifting
Why Dr. Lee cares about lifting, and what he looks at first when he sees a patient.
Dr. Jong - 3:30Clinic & doctors
Dr. Han talks about what matters most in a consultation and the approach behind every treatment.
Dr. Jin - 5:29Skin & boosters
A tour of HERA's main devices and which skin concern — pores, texture or firmness — each one helps with.
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Three areas brides care about, recommended treatments, and what still works with a month to go.
Dr. Jong · Dr. Jong - 4:39Clinic & doctors
What an AI skin scan measures — wrinkles, pigment, firmness, pores — and why a doctor's consultation still matters.
Dr. Jong · Dr. Jong
Shorts
One question, under a minute
HERA TV
The doctors explain it on camera — then in writing
Each piece is written by the doctor from their own YouTube video: the patient question, why it happens and how we approach it.
6:24korean plla fillerKorean PLLA Filler? Filler vs Collagen Booster vs Skin Booster
Is PLLA a filler? Two Gangnam HERA doctors sort out the three injectable families that confuse most patients — filler, collagen boosters and skin boosters — and how to combine them by area.
Dr. Jong Seon Kim7 min read
4:21neck line fillerNeck Line Filler: One Treatment, Start to Follow-Up
A Gangnam plastic surgeon treats a young patient's two neck lines on camera — why the lines form, why they are filled slightly high at first, how much it hurts, and what the follow-up visit showed.
Dr. Jin Yi Han6 min read
5:39korean skin boosterKorean Skin Booster: How to Choose by Your Skin's Main Problem
There are so many Korean skin boosters that patients freeze. A Gangnam doctor sorts them by the four problems that matter — hydration, pores, inflammation and brightness — and names the one he would pick if he could only choose one.
Dr. Jong Seon Kim7 min read
HERA Journal
Keep reading
Skin boostersHow Long Does Rejuran Take? Chair Time, Bumps and Trip Days
A Rejuran visit usually takes half a day at most, and the small injection bumps typically flatten within one to three days. The full course takes longer: sessions are spaced two to four weeks apart.
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Skin boostersWhen Does Rejuran Start to Show? Bumps, Weeks and Your Flight
Rejuran's injection bumps usually settle in a day or two and hydration often shows within weeks, while texture changes build over a course. Dr. Jong Seon Kim on which day of your Seoul stay to book it.
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Skin boostersHow Long Does Rejuran Last? Months, Sessions and Trip Days
After a course of about three sessions spaced weeks apart, Rejuran's effect commonly holds for six months to a year. The bumps settle in one to three days, so session spacing shapes your trip more than downtime.
8 minRead →
Visit us
Find Gangnam HERA
In Seocho-gu, Seoul, a three-minute walk from Gangnam Station Exit 9. Tap the map for directions.
Address
4F, 9 Seocho-daero 73-gil, Seocho-gu, Seoul, Republic of Korea
Opening Hours
Tuesday, Wednesday, and Thursday: 10:00 AM – 7:00 PM; Monday, Friday: 10:00 AM – 8:00 PM; Saturday: 10:00 AM – 5:00 PM; Lunch break: 1:00 PM – 2:00 PM; Closed on Sundays and public holidays
