Botulinum toxin is the most performed aesthetic procedure in Korea by volume. What distinguishes Korean clinics is not the toxin itself — the same Allergan Botox available in New York is available in Seoul — but the protocol depth, particularly for masseter and calf treatments, where Korean practitioners have accumulated decades of technique refinement.
What Korean clinics use botox for
Face: Forehead lines, glabella (the vertical “11 lines”), crow’s feet, brow lift (chemical brow elevation), lip flip, gummy smile correction, and jawline contouring via masseter reduction.
Body: Calf slimming (gastrocnemius reduction), hyperhidrosis (excessive sweating) in the palms, soles, and underarms, and shoulder contouring (trapezius reduction, popular in East Asia).
Masseter botox for jaw width reduction is by far the most requested treatment from international patients. The masseter muscle runs along the jaw angle; injecting toxin into it causes partial atrophy over 4–6 weeks, narrowing the lower face without surgery.
Toxin brands available in Korea
| Brand | Origin | Type | Relative onset | Notes |
|---|---|---|---|---|
| Botox (Allergan) | USA | OnabotulinumtoxinA | Standard (3–5 days) | Reference standard worldwide |
| Dysport (Ipsen) | UK/France | AbobotulinumtoxinA | Slightly faster, wider spread | Dose conversion ~2.5:1 vs Botox |
| Xeomin (Merz) | Germany | IncobotulinumtoxinA | Standard | No complexing proteins — may suit allergy-prone patients |
| Nabota (Daewoong) | Korea | OnabotulinumtoxinA | Standard | KFDA and US FDA approved; widely used |
| Botulax (Hugel) | Korea | OnabotulinumtoxinA | Standard | Largest export volume of Korean brands |
| Innotox (Medytox) | Korea | OnabotulinumtoxinA | Standard | Liquid formulation, no reconstitution needed |
Pricing by treatment area
| Area | KRW (range) | USD (approx) | AUD (approx) | Notes |
|---|---|---|---|---|
| Forehead | ₩50,000–₩120,000 | $36–$87 | $55–$132 | Per area; sometimes bundled with glabella |
| Glabella (11 lines) | ₩50,000–₩120,000 | $36–$87 | $55–$132 | Deeper muscle; higher doses needed for some patients |
| Crow's feet | ₩80,000–₩150,000 | $58–$109 | $88–$165 | Both sides; vary by muscle volume |
| Brow lift | ₩50,000–₩100,000 | $36–$72 | $55–$110 | Targets depressor muscles under lateral brow |
| Lip flip | ₩40,000–₩80,000 | $29–$58 | $44–$88 | Small doses in orbicularis oris; subtle eversion |
| Gummy smile | ₩50,000–₩100,000 | $36–$72 | $55–$110 | Targets levator labii superioris alaeque nasi |
| Masseter (jaw slimming) | ₩200,000–₩500,000 | $145–$362 | $220–$549 | Both sides total; higher dose = longer duration |
| Calf slimming | ₩400,000–₩800,000 | $290–$580 | $440–$879 | Both calves; large muscle requires high dose |
| Trapezius (shoulder) | ₩300,000–₩600,000 | $217–$435 | $330–$659 | Popular in Korea; also reduces neck tension headaches |
| Hyperhidrosis (underarms) | ₩300,000–₩600,000 | $217–$435 | $330–$659 | Lasts 6–12 months; significant quality of life improvement |
How masseter botox works: the detail
The masseter is a jaw-closing muscle. In patients with a wide or square lower face, the masseter may be hypertrophied — either from habitual jaw clenching, genetics, or both. Toxin injections reduce the muscle’s bulk over 4–6 weeks.
Key points patients often miss:
Dose matters more than brand for masseter. A 30-unit masseter treatment will produce modest softening; 60–100 units per side produces meaningful width reduction. Korean practitioners with high masseter volume tend to dose more precisely than clinics where it is a peripheral offering.
Results are delayed. You will not see jaw narrowing in the first 2 weeks. The muscle atrophies gradually. Photographs taken at 6 weeks are the meaningful comparison point.
Duration shortens initially. First-time masseter patients typically see results lasting 4–5 months. With repeated treatments over 18–24 months, the muscle’s contractile capacity reduces and many patients can extend intervals to 6–9 months.
Questions to ask before consenting
- Which toxin brand, and what dose per area? A clinic unwilling to specify dose is unlikely to be precise in administration.
- Who performs the injection — the physician, or a nurse or aesthetic therapist? Korean law permits registered nurses to administer botox under physician supervision. The question is whether the supervising physician is present, not whether a nurse is involved.
- Is the clinic using reconstituted stock or single-use vials? Botox is supplied as a powder and must be diluted. Multi-use vials opened longer than a manufacturer-stated period carry infection risk, though this is rarely the cause of issues.
What to expect after treatment
Most areas show mild redness and occasional pinpoint bruising at injection sites, resolving within 24–48 hours. Swelling is minimal. Results begin appearing at 3–5 days for forehead and crow’s feet; masseter reduction takes 4–6 weeks.
There is no meaningful aftercare restriction beyond avoiding heavy exercise for 4–6 hours and not lying flat for 2–4 hours post-injection. Flying the same day is acceptable.
Which botulinum toxin brands do Korean clinics use?
Korean clinics use both imported brands (Allergan Botox, Dysport, Xeomin) and KFDA-approved domestic brands including Nabota, Botulax, and Innotox. Domestic brands are clinically equivalent and often less expensive. Meditoxin was partially suspended from export in 2020 following regulatory issues but remains available domestically under KFDA oversight.
How long does masseter botox last in Korea?
Masseter botox for jaw slimming typically lasts 4–6 months per treatment, with visible reduction in jaw width appearing at 4–6 weeks as the masseter muscle atrophies from reduced use. After 3–4 treatments over 18–24 months, some patients see semi-permanent reduction and can extend intervals.
Is it safe to get botox the day before flying home?
Yes — botulinum toxin injections carry no flying restriction. The treatment takes under 30 minutes, has no meaningful downtime, and flying does not affect the outcome. You can have botox on your last day in Korea without concern.