I Let a Seoul Hospital Layer Six Treatments on My Face in One Day

Steph smiling just after Rejuran HB, post-treatment redness and grid of dots

In How I Used ChatGPT to Find and Book a Korean Skin Clinic I told you how I finally chose a Korean skin clinic (ID Hospital, in Gangnam) using ChatGPT after three trips of being too overwhelmed to book. This is the part you actually came for: what happened in the chair.

Short version — I walked out thrilled, and I’ve been back for tune-ups since. Long version below, including the treatment that made a hospital translator literally stop and ask if I was sure.

Quick disclaimer up front: I’m not a dermatologist or a doctor. This is my experience, not medical advice.

What “layered” treatment means (and why it’s a Korea thing)

The big difference I noticed: in the US, at the provider I normally go to, they’d do one of these treatments and then tell me to wait a month and come back for the next one. One thing per visit, spaced out.

Not in Korea. Korea is known for layering — doing a whole stack of complementary treatments in a single session. In one day, my face got:

  • a PicoSure laser (a picosecond laser for tone and pigment)
  • a radiofrequency treatment
  • VirtueRF microneedling (radiofrequency microneedling)
  • a Clarity II laser — and fittingly, that one’s made by Lutronic, a Korean company
  • a V-Beam laser (a pulsed-dye laser) for redness
  • and, at the very end, Rejuran

The lasers were fine. The smell was the weird part.

Here’s the thing nobody warns you about: the lasers and the microneedling genuinely didn’t hurt. What threw me was the smell. Mid-treatment I caught this burning smell and my brain went straight to that’s my skin. It wasn’t. It was the peach fuzz on my face burning off. Completely harmless, weirdly unsettling, and now you know so you won’t panic like I did.

The Rejuran reckoning

Rejuran is a PDRN treatment — and yes, the PDRN is derived from salmon DNA. (Korea is not afraid of an unexpected ingredient.) It’s known for helping with skin elasticity and healing after a lot of laser work, which is exactly why they save it for the end.

It’s also the one that comes with a warning label.

When I checked in, a man came up and asked, “Are you Steph?” Turns out he was my translator — not a doctor, a translator who works at the hospital. And before anything else, he said: “I want to let you know — you said you’re interested in Rejuran. That’s extremely painful. I’ve seen people scream, cry, beg to leave. Are you really sure?”

Here’s what I didn’t fully understand at the time, and what I most want you to know: there’s more than one kind of Rejuran. The original formula doesn’t have lidocaine in it, and that first time, they only used a topical numbing cream on top. That combination is a true 10 out of 10. They inject it in a tiny grid pattern all over your face, and on my personal pain scale it lands like this: childbirth first, an IUD placed before I’d had kids second — that one made me faint, because the US medical system offered exactly zero numbing — and then that first Rejuran. I walked out of that first round feeling like I’d seen battle.

Steph smiling just after Rejuran HB, grid of injection dots
Right after round two — Rejuran HB this time, which is why I’m smiling instead of plotting my escape.

The next time was a completely different story. I asked for Rejuran HB — the version with lidocaine mixed right into the injection (it has hyaluronic acid in it too). Night and day. That round was a 5 to 6, completely manageable — manageable enough that I walked out smiling instead of shell-shocked.

They also offered me something I hadn’t heard of: exosome therapy. Exosomes are tiny signaling particles derived from human stem-cell tissue — the one everyone in Korea seems to be talking about is ASCE+ — and it’s a newer alternative to Rejuran, which (remember) is salmon-derived. I stuck with Rejuran HB this round, but I’m genuinely curious about exosomes next time.

So if you take one practical thing from this whole post: ask for the formula with lidocaine in the syringe (Rejuran HB) — not just numbing cream on top — and ask whether exosomes are an option too.

Right after round two: pink, dotted, and actually smiling — that’s the Rejuran HB (with-lidocaine) difference. The first round, I was not smiling.

On numbing and sedation (what I’d actually do)

A few clinics offer sedation — I saw twilight or “sleep” sedation for around $30 — and for a while I thought, sign me up, knock me out. But after doing more research, I personally wouldn’t go fully under for skincare. What I would do, and what I’d tell you to ask about, is nitrous oxide — laughing gas. It takes the edge off without putting you all the way out. Between the lidocaine formula and a little laughing gas, there’s really no reason to white-knuckle it.

The results — that night, and a year of tune-ups later

This is the part that sold me on the whole layered approach. Normally, getting this much laser done means real downtime — days of looking rough. That first night it had been about twelve hours and I had basically none. My face already looked good, with just a few little bumps from the Rejuran grid, which is expected.

But the part that kept me coming back is that it lasted — and it kept getting better. I’ve been back for tune-ups since, and long-term I’m genuinely thrilled with my skin.

Here’s my favorite proof. After that first trip, I went in to my regular provider back home — and didn’t breathe a word about what I’d done in Seoul. She looked at me and told me how amazed she was at the improvement under my eyes since my last visit with her, and how long my results were lasting. I just smiled. My Korean tune-ups stayed my little secret.

And the cost: I don’t have a clean per-treatment breakdown, but all of it together — every treatment listed above — came to roughly $1,000. For a stack that would’ve been multiple spaced-out appointments (and a lot more money) back home, that reframed the entire thing for me.

So — worth it?

For me, yes. Not just for the skin, but because it’s the kind of thing I used to file under “someday, for someone with a different life.” Booking it, surviving the salmon needles, watching my face hold those results month after month — that was me investing in this life. You are the asset. Sometimes that looks like a retirement account, and sometimes it looks like lying very still while a kind translator promises you’ll be numb.

A 10-minute filter for your next “is this worth it?”

Six treatments, ~$1K, one very still hour — I still ran the spend through the same gut check I use for every big self-investment. Get the free Self-Investment Filter: the checklist version of that gut check, plus a 30-day spend-and-feel log to surface what you actually value. Tell me where to send it:

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Again: my experience, not medical advice. Talk to a qualified provider about what’s right for your skin.

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