YAAN Clinic · Gangnam, Seoul, Korea TCA CROSS for Ice-Pick Scars in Gangnam, Seoul, Korea

High-strength TCA applied precisely into ice-pick scars to raise them from the base. Planned in English by our physicians in Gangnam.

Book an English consultation → See TCA CROSS prices
  • 15–60 min Treatment
  • 1–7 days Recovery
  • 1–5 Sessions
  • 4–6 weeks Between sessions
  • ₩400,000 Scar package from
The short answer

What is tca cross, and is it right for you?

TCA CROSS (Chemical Reconstruction of Skin Scars) applies high-concentration trichloroacetic acid into individual ice-pick or narrow boxcar scars. The controlled injury stimulates collagen that lifts the scar floor over weeks.

At YAAN Clinic in Gangnam, Seoul, acne scar packages start at ₩400,000; individual treatments are quoted at consultation.

Medically reviewed by Dr. Choi Won-Tak, Director of YAAN Clinic Updated October 2026 Meet our doctors
Honest suitability

Who TCA CROSS suits, and who it doesn't

We would rather tell you what you don't need. These are general guides; your doctor confirms suitability after examining you.

Often a good fit

  • Ice-pick scars
  • Narrow, deep boxcar scars
  • Enlarged, scar-like pores
  • Combination with RF microneedling
  • Several sessions

Probably not the first choice

  • Wide rolling scars (subcision fits better)
  • Darker skin with high pigment risk (careful assessment)
  • Active acne
  • Recent isotretinoin
  • Keloid tendency
How it works

How it works

Precise: acid applied only into each scar.

Frosting: scars turn white briefly, then crust.

Series: 3–5 sessions, 4–6 weeks apart.

Your visit

The TCA CROSS procedure step by step

  1. Consultation

    Acne or scar type assessed in English.

  2. Preparation

    Cleansing; numbing for scar treatments.

  3. Treatment

    As planned.

  4. Aftercare

    Repair cream, written instructions and SPF.

Recovery & results

What to expect, what to expect

  • Day 0–3

    Redness or mild swelling.

  • Week 1–2

    Skin calms; texture begins to improve.

  • Month 1–3

    Scars soften as collagen rebuilds.

  • Course

    Several sessions 4–6 weeks apart.

Transparent pricing

TCA CROSS cost in Seoul, Korea

Current YAAN Clinic prices in Korean won. Your doctor recommends the option that fits you.

Package

Pico fractional + Rejuran S + LDM

₩400,000

Rejuran S 1 cc.

Package

Pico fractional + Juvelook + Rejuran S + LDM

₩890,000

Juvelook + Rejuran S 1 cc.

Package

Potenza pumping + Juvelook + Rejuran S + LDM

₩990,000

Tip fee ₩50,000 separate.

Confirm the total, VAT and treatment area at consultation. Full details on the TCA CROSS price page and the complete YAAN price list.

Who treats you

Physician-led care in Gangnam

Every TCA CROSS plan at YAAN Clinic is set by a licensed physician, not a sales consultant. Our medical team has more than 14 years of experience in lifting, laser and petite procedures. See the full medical team.

Dr. Choi Won-Tak Dr. Giyong Byeon Dr. Seonggeun Hwang Dr. Dajeong Hyeon Dr. Yoonsik Sung
Medical reviewer
Dr. Choi Won-Tak
Director, YAAN Clinic
  • Master's programme, Seoul National University College of Medicine
  • Former Clinical Instructor, Seoul National University Hospital
  • Former Visiting Professor, Hanyang University College of Medicine
  • Former Academic Director of Petite Procedures, Korean Society for Laser, Dermatology and Trichology
  • Laser education instructor, Korean Association of Private Practice Physicians
For international patients

Planning TCA CROSS on a trip to Seoul

Book in English

Send your concerns, photos and travel dates through our consultation form or Instagram. We reply in English and confirm prices in Korean won before you arrive.

Time it around your trip

Scar treatments usually need a few days of redness; book them early in your trip.

Aftercare while travelling

Use gentle skincare and SPF 50, avoid picking and saunas for several days.

We are in Gangnam-gu, Seoul, on Bongeunsa-ro. See our Gangnam clinic and why patients choose YAAN.

FAQ

TCA CROSS questions, answered

Does TCA CROSS leave marks?
Small scabs fall off in about a week; temporary redness or darkening can occur.
How much does it cost in Seoul?
Scar packages at YAAN Clinic are ₩400,000–₩990,000; individual treatments are quoted at consultation. See the acne scar price page.
Do the doctors speak English?
Consultations are available in English. You can send questions in advance through our consultation form.
Related treatments

Often considered with TCA CROSS

Acne

Acne Treatment

Clear active acne.

 Scars

Acne Scar Treatment

Scar packages from ₩400,000.

 RF

Potenza

From ₩400,000.

 Laser

Fractional CO2

Deep resurfacing.

 Peel

TCA CROSS

Ice-pick scars.

 Release

Subcision

Rolling scars.

 Laser

Fraxel

Fractional resurfacing.

 Injection

Acne Clear Injections

Calm cysts.

 Redness

V-Beam

Red acne marks.

 Prices

Acne Scar Cost

Package prices.

 Oil

Carbon Peel

Oily skin.

 Facial

Acne Facials

Extraction and calm.

Explore by concern: Acne & scars Scar removal Resurfacing

YAAN Clinic · Gangnam, Seoul

Find out if TCA CROSS is what you need

Send your concerns and travel dates. A doctor-led plan and a clear price in won, before you book anything.

Book an English consultation → View all prices

This page is general information, not medical advice. Results vary between individuals, and side effects are possible. Suitability is decided by a physician at consultation.