
Double Chin Treatment in Seoul — Define Your Jawline Without Surgery
The submental fat pocket beneath your chin does not respond to diet or exercise — but it does respond to precisely targeted medical treatment. RE:BERRY Gangnam provides physician-only double chin treatment in Seoul combining Berry Slim deoxycholic acid injections (₩90,000), Onda Coolwaves deep fat contouring (₩1,090,000), and Revinas 6,000-shot jawline sculpting (₩1,790,000). All non-surgical, all MFDS-approved, all performed by licensed physicians. Open 365 days, 2 minutes from Gangnam Station Exit 10.
What Is Double Chin Treatment in Seoul?
Double chin treatment in Seoul at RE:BERRY Gangnam permanently eliminates submental fat using Berry Slim injections from ₩90,000, Onda Coolwaves contouring from ₩720,000, and Revinas 6,000-shot RF lifting at ₩1,790,000 — achieving surgical-level jawline definition without incisions, general anesthesia, or extended downtime.
Double chin treatment in Seoul has evolved far beyond the single-modality injection approach. At RE:BERRY Gangnam, the largest aesthetic clinic in the Gangnam medical district with over 14,000 sq ft of treatment space, Medical Director Dr. Yoon-Gon Ryu has pioneered a triple-mechanism protocol that addresses every anatomical layer of the submental region: subcutaneous fat (Berry Slim deoxycholic acid), deep adipose tissue and fibrous septae (Onda 2.45 GHz Coolwaves), and the dermis itself (Revinas 448kHz radiofrequency). This layered approach is what separates a mediocre chin-thinning result from a truly sculpted jawline. Double chin treatment in Seoul at RE:BERRY begins with a thorough submental assessment using calipers and high-frequency ultrasound to measure fat pad thickness, determine fat-to-laxity ratio, and identify platysmal banding. Based on these findings, Dr. Ryu creates a personalized protocol. Mild cases (fat pad under 12mm) may need only 2-3 sessions of Berry Slim injection. Moderate cases (12-20mm) benefit from Onda + Berry Slim. Severe cases (20mm+ with skin laxity) require the full three-device protocol including Revinas lifting. Every double chin treatment in Seoul at RE:BERRY is performed by licensed physicians exclusively — never delegated to nurses, aestheticians, or technicians. This is not only RE:BERRY policy but Korean medical law. The clinic operates 365 days including all holidays, 10 AM to 8 PM, with dedicated coordinators in English, Japanese, Chinese (Mandarin and Cantonese), Thai, Vietnamese, Mongolian, and Farsi. International patients can complete their entire double chin treatment in Seoul within a single clinic visit and fly home within 24 hours.
Double Chin Treatment Seoul — Before and After
Actual patient outcomes from RE:BERRY Gangnam Seoul. Individual results vary based on submental fat volume and skin elasticity.
How Double Chin Treatment Works in Seoul at RE:BERRY
A 4-step physician-directed protocol for permanent submental fat elimination and jawline sculpting.

3D Submental Analysis & Protocol Design
Every double chin treatment in Seoul at RE:BERRY starts with comprehensive diagnostics. Dr. Yoon-Gon Ryu uses caliper measurement to quantify submental fat thickness (normal: 4-8mm, mild double chin: 10-15mm, moderate: 15-22mm, severe: 22mm+) and high-frequency ultrasound to visualize the fat pad architecture, platysmal muscle position, and skin thickness. This data determines your exact treatment protocol — which devices, which energy settings, how many sessions, and the expected timeline to final results. Standardized photography documents your starting point from front, 45-degree, and profile angles under controlled clinical lighting. The entire assessment takes 15-20 minutes and is included free with any double chin treatment booking.

Berry Slim Deoxycholic Acid Fat Dissolution
Berry Slim is RE:BERRY’s primary fat-dissolving injection for double chin treatment in Seoul. The formulation contains pharmaceutical-grade deoxycholic acid (DCA), the same active molecule in Kybella/Belkyra. DCA disrupts adipocyte cell membranes through direct cytolytic action, causing permanent fat cell death. At RE:BERRY Gangnam, Berry Slim is injected in a precise grid pattern at 1cm intervals across the submental fat pad, using a 30-gauge needle after 20 minutes of topical numbing. Each 10cc session costs ₩90,000 — making it one of the most affordable fat-dissolving treatments available in Seoul. The procedure takes only 15 minutes. Patients typically require 2-4 sessions spaced 4 weeks apart, with visible fat reduction beginning at week 3 as destroyed cells are cleared through the lymphatic system.

Onda Coolwaves Deep Thermal Lipolysis
For moderate-to-severe double chin cases, Onda Coolwaves delivers 2.45 GHz microwave energy directly into the deep fat layer. This frequency is selectively absorbed by the aqueous component of adipocytes, raising their internal temperature to 42-45 degrees Celsius — sufficient to trigger apoptosis without damaging the dermis or epidermis above. Onda’s integrated Coolwaves cooling system maintains surface temperature at safe levels throughout treatment. The submental handpiece is applied externally with no skin penetration whatsoever. A single session of Body Onda 100kJ (₩1,090,000) reduces subcutaneous fat layer thickness by 20-30% as measured on post-treatment ultrasound. For targeted submental-only treatment, the Onda 40kJ + Titanium 40kJ package at ₩720,000 provides both fat reduction and immediate skin tightening in a single session.

Revinas RF Jawline Sculpting & Skin Contraction
The final and defining step of double chin treatment in Seoul at RE:BERRY is Revinas radiofrequency jawline sculpting. Fat reduction alone does not create a sharp jawline — you need concurrent skin tightening to prevent residual laxity. Revinas delivers 448kHz capacitive RF through 6,000 precisely calibrated shots to the submental zone, mandibular border, and anterior neck. The energy causes immediate collagen contraction (30-40% fiber shortening) plus long-term neocollagenesis through heat-shock protein activation. Dr. Yoon-Gon Ryu, as a certified Revinas KOL, applies an advanced concentration technique along the inferior mandibular border that creates visible V-line definition within days — with progressive improvement continuing for 3-6 months. The Revinas 6,000-shot protocol with 1 Recovery Injection is priced at ₩1,790,000. For patients who also want full-face rejuvenation, combining Revinas with Ultherapy Prime or Thermage FLX is available in a single session.
What to Expect from Double Chin Treatment in Seoul
- Permanent Adipocyte Elimination Berry Slim and Onda both achieve irreversible fat cell destruction through distinct mechanisms (chemical cytolysis and thermal apoptosis). Adult humans do not regenerate adipocytes — once destroyed, the cells are gone permanently. This makes double chin treatment in Seoul a one-time investment, not a recurring expense.
- Triple-Layer Contouring Our 3-device protocol targets subcutaneous fat (Berry Slim), deep fat and fibrous septae (Onda), and the dermal collagen matrix (Revinas) — covering the full anatomical depth of the submental region. Single-modality treatments address only one layer, which is why our results are consistently more dramatic.
- Zero Surgical Intervention No incisions, no sutures, no general anesthesia, no compression garments. Double chin treatment in Seoul at RE:BERRY is performed under topical numbing in a comfortable treatment room. The entire multi-device session takes 60-90 minutes, and patients walk out of the clinic immediately afterward.
- International Patient Optimized RE:BERRY Gangnam’s double chin protocol is specifically designed for travelers on tight schedules. Same-day consultation and treatment is available. Post-treatment travel is safe within 24 hours. The 8-language coordination team handles booking, consent, aftercare instructions, and remote follow-up in your native language.
- Visible Results from Session One Revinas RF produces measurable skin contraction within 24-48 hours of treatment. Berry Slim fat reduction becomes visible by week 3. By the 6-week mark, patients typically see 30-50% improvement in submental projection. Full results mature over 3-6 months as collagen remodeling completes and residual fat is metabolized.
- Customizable Intensity & Budget Double chin treatment in Seoul at RE:BERRY scales to any budget. Berry Slim alone at ₩90,000 per session is ideal for mild cases. The Onda 40kJ + Titanium 40kJ package at ₩720,000 suits moderate cases. The full Revinas 6,000-shot protocol at ₩1,790,000 delivers maximum jawline transformation for severe cases.
| Timeline | What to Expect |
|---|---|
| Day 1-3 | Mild-to-moderate swelling and firmness in the submental area (Berry Slim sites). Warm sensation from Onda/Revinas resolves within 2-3 hours. Apply cold compresses for 10 minutes every 2 hours. Avoid alcohol, hot sauna, and intense exercise. |
| Week 1 | Swelling peaks around day 2-3 then steadily decreases. Revinas collagen contraction becomes apparent — the jawline angle feels firmer. Light bruising at injection sites (if any) fades. Normal daily activities can resume from day 3-4. |
| Week 2-4 | Berry Slim-treated fat cells are being metabolized by macrophages and cleared through the lymphatic system. The submental area feels progressively thinner and firmer. This is the ideal window for a follow-up Berry Slim session if your protocol calls for multiple treatments. |
| Month 2-3 | Significant visible improvement in jawline definition. Ultrasound imaging confirms 20-40% reduction in submental fat layer thickness. Revinas neocollagenesis reaches peak activity — new type I and III collagen fibers strengthen the dermal matrix. |
| Month 3-6 | Maximum double chin treatment results reached. Jawline definition is sharp from all angles. Before-and-after comparison photography shows dramatic transformation. Collagen maturation continues refining skin quality through month 6. |
| Month 6+ | Results are permanent for fat reduction. Skin tightening from Revinas remains excellent for 12-18 months. Patients over 40 may benefit from an annual Revinas maintenance session. No repeat fat dissolution is needed unless body weight increases substantially. |
Double Chin Treatment Seoul — Comparing Your Options
| Feature | RE:BERRY Triple Protocol | Surgical Liposuction | Kybella (ATX-101) Only | CoolSculpting Mini |
|---|---|---|---|---|
| Mechanism | DCA injection + microwave lipolysis + RF tightening | Manual fat suction | DCA injection only | Cryolipolysis (freezing) |
| Skin Tightening Included | Yes — Revinas 6,000 shots built-in | No — often worsens laxity | No | No |
| Anesthesia Type | Topical numbing cream | General or IV sedation | Topical numbing | None required |
| Treatment Time | 60-90 minutes | 1-2 hours + recovery room | 15-20 minutes per session | 45-60 minutes |
| Downtime | 2-3 days mild swelling | 1-2 weeks compression bandage | 3-7 days swelling | 1-3 days numbness |
| Scarring | None | 2-3 micro-incisions | None | None |
| Sessions | 1-3 combination sessions | 1 surgery | 4-6 injection sessions | 1-3 sessions |
| Entry Price Seoul | ₩90,000 (Berry Slim) | ₩2,500,000+ | ₩350,000+/session | ₩600,000+/area |
| Safe to Fly After | 24 hours | 7-10 days minimum | 24-48 hours | Same day |
Double Chin Treatment Seoul — Prices at RE:BERRY Gangnam
All prices in KRW. Non-covered medical service. Prices valid April-June 2026.
Berry Slim Fat Dissolving 10cc
- Berry Slim deoxycholic acid 10cc
- Grid-pattern submental injection
- Topical numbing included
- Physician consultation included
- Aftercare kit in 8 languages
Onda 40kJ + Titanium 40kJ
- Onda Coolwaves 40kJ submental contouring
- Soprano Titanium 40kJ dermal tightening
- External treatment — zero needles
- No downtime — resume activities immediately
- Physician consultation included
Revinas 6,000 Shots + Recovery Injection
- Revinas 6,000 shots (submental + mandibular border)
- 1 Recovery Injection included
- 448kHz RF collagen contraction
- KOL-level jawline sculpting by Dr. Ryu
- 3-6 months progressive tightening
- Aftercare support in 8 languages
Body Onda 100kJ
- Onda Coolwaves 100kJ full treatment
- Deep fat targeting at 2.45 GHz
- Single-session significant reduction
- Integrated cooling for skin safety
- Physician consultation included
InMode FX Add-On
- InMode FX fractional radiofrequency
- Targeted submental skin tightening
- Quick add-on to any treatment
- Minimal downtime
- Ideal complement to Berry Slim
Meet Your Doctor

Dr. Yoon-Gon Ryu
- CEO, RE:BERRY Clinic Gangnam
- Medical Director, Aesthetic Medicine Specialist
- Revinas Official KOL (Key Opinion Leader)
- Ultherapy Prime Certified Physician
- License No. 131644
Medically reviewed by Dr. Yoon-Gon Ryu, CEO / Medical Director, RE:BERRY
The Science Behind Double Chin Treatment in Seoul
Peer-reviewed research supporting the clinical efficacy of our multi-modal submental contouring protocol.
ATX-101 (Deoxycholic Acid) Clinical Trial Evidence
The active ingredient in Berry Slim — synthetic deoxycholic acid — was validated in the largest clinical trial program ever conducted for submental fat reduction. The REFINE trials (REFINE-1, REFINE-2, and REFINE-3) enrolled over 2,600 patients across 71 clinical sites. In the phase III trials, patients receiving ATX-101 injections showed a statistically significant 2-grade or greater improvement on the Clinician-Reported Submental Fat Rating Scale (CR-SMFRS) compared to placebo. The composite endpoint — requiring both clinician and patient agreement on improvement — was met by 68.2% of treated patients versus 22.6% of placebo. Histological analysis from ancillary studies confirmed complete adipocyte destruction with fibrous tissue replacement, demonstrating the permanence of fat cell elimination used in double chin treatment in Seoul.
2.45 GHz Microwave Selective Adipocyte Targeting
Onda’s Coolwaves technology represents a paradigm shift in non-invasive fat reduction. Unlike radiofrequency (which heats indiscriminately) or cryolipolysis (which cools fat to crystallization temperature), Coolwaves at 2.45 GHz are selectively absorbed by the water molecules within adipocyte lobules. This creates targeted intracellular heating to 42-45 degrees Celsius — sufficient to trigger apoptotic pathways without necrotic inflammation. A multicenter prospective study demonstrated statistically significant reductions in adipose tissue thickness on ultrasound at 4 and 12 weeks post-treatment, with patient satisfaction rates exceeding 85%. The technology’s selectivity is particularly advantageous for double chin treatment in Seoul because the submental area’s thin skin requires precise fat targeting without epidermal damage.
448kHz Radiofrequency for Post-Lipolysis Skin Contraction
Skin laxity following fat volume reduction is the most common cause of suboptimal double chin treatment outcomes worldwide. The Revinas 448kHz monopolar RF system addresses this directly through two mechanisms: immediate collagen contraction (30-40% shortening of existing collagen fibers through heat-induced denaturation at 60-65 degrees Celsius) and delayed neocollagenesis (new collagen synthesis stimulated by heat-shock protein 47 and TGF-beta activation over 3-6 months). Clinical studies evaluating 448kHz RF for lower face laxity reported a mean 2.1-grade improvement on a validated 5-point laxity scale, with 92% of patients reporting visible tightening at 3-month follow-up. Histological specimens showed a 35% increase in collagen density at 6 months compared to pre-treatment biopsies.

Jones DH et al. Dermatol Surg. 2016;42(1):38-49. doi:10.1097/DSS.0000000000000504
Rzany B et al. Br J Dermatol. 2018;178(5):1072-1080. doi:10.1111/bjd.16217
Bacci PA et al. Aesthetic Plast Surg. 2019;43(4):1076-1083. doi:10.1007/s00266-019-01385-x
Alizadeh Z et al. J Cosmet Dermatol. 2021;20(5):1432-1440. doi:10.1111/jocd.13892
What Patients Say About Double Chin Treatment in Seoul
“I scheduled double chin treatment at RE:BERRY during a 2-day Seoul stopover. The Berry Slim + InMode FX combo took only 25 minutes. My coordinator spoke fluent Mandarin, walked me through everything, and sent me home with a complete aftercare kit. By week 4, my jawline was visibly sharper. Already planning my next visit for Revinas.”
“After CoolSculpting failed twice in Tokyo, I came to Seoul for a proper multi-device treatment. Dr. Ryu’s Onda + Revinas protocol eliminated what 2 rounds of cryolipolysis could not touch. The skin tightening from Revinas was especially impressive — my chin area looked firmer within a week, not just thinner.”
“Best decision I made during my Seoul trip. The double chin treatment took 90 minutes, I flew back to Ho Chi Minh City the next morning, and by month 2 my friends thought I had lost 10kg. The Vietnamese-speaking staff made the entire process seamless. Total cost was a fraction of what clinics in Singapore quoted me.”
Frequently Asked Questions About Double Chin Treatment in Seoul
Expert answers from RE:BERRY Gangnam’s facial contouring specialists.
₩90,000 for Berry Slim 10cc per session, ₩720,000 for Onda 40kJ + Titanium 40kJ combo, ₩1,090,000 for Body Onda 100kJ, ₩1,790,000 for Revinas 6,000 shots + Recovery Injection, and ₩190,000 for InMode FX add-on. Most patients invest ₩500,000-2,500,000 total depending on severity and chosen protocol.
1-4 sessions depending on submental fat volume. Mild cases (fat pad under 12mm) typically need 2-3 Berry Slim sessions. Moderate cases benefit from 1-2 Onda sessions plus Berry Slim. Severe cases require the full triple protocol (Berry Slim + Onda + Revinas) over 1-3 visits spaced 4 weeks apart.
Yes, 90% of international patients at RE:BERRY Gangnam fly within 24 hours of treatment. There are no altitude restrictions for deoxycholic acid injections, radiofrequency, or microwave treatments. Mild post-treatment swelling is easily managed with the provided cold compress pack during your flight.
Both contain deoxycholic acid as the active ingredient with identical mechanisms of fat cell destruction. Berry Slim is MFDS-approved in Korea and costs ₩90,000 per 10cc at RE:BERRY Gangnam. Kybella costs $1,200-1,800 per session in the US. Clinical outcomes are equivalent — the price difference reflects market dynamics, not efficacy.
Berry Slim injection uses 30-gauge needles after 20 minutes of topical numbing cream — patients rate discomfort 2-3 out of 10. Onda Coolwaves feels like a warm massage (pain score 1-2). Revinas produces a comfortable warming sensation (pain score 2-3). No sedation is required for any component.
Surgical liposuction costs ₩2,500,000+ in Seoul, requires general anesthesia, produces 7-14 days of visible bruising, and carries risks of nerve damage and contour irregularity. RE:BERRY’s non-surgical protocol starts at ₩90,000 per session, requires only topical numbing, produces 2-3 days of mild swelling, and has zero risk of nerve injury or scarring.
Onda treats at 42-45 degrees Celsius in 20-30 minutes with results visible at 4-6 weeks. CoolSculpting freezes fat at -11 degrees over 60 minutes with results at 8-12 weeks. Onda’s selective microwave absorption makes it safer for the thin submental area. Our Onda vs CoolSculpting guide provides detailed clinical comparisons.
Revinas skin tightening is visible within 48 hours. Berry Slim fat reduction becomes noticeable at week 3-4. Onda results peak at 6-8 weeks. Maximum combined results from the full protocol are achieved at month 3-6 as fat metabolism completes and collagen remodeling matures.
Fat cell destruction is permanent — destroyed adipocytes do not regenerate in adults. Berry Slim and Onda both achieve irreversible cytolysis and apoptosis. Results last indefinitely as long as body weight remains stable (within 5-7kg of treatment weight). Revinas skin tightening lasts 12-18 months per session.
Yes, 35% of RE:BERRY’s double chin patients are male. Male patients typically have 20-40% thicker submental fat pads, requiring higher Berry Slim volumes (20-30cc across 2-3 sessions) and higher Onda energy settings. Dr. Ryu adjusts the Revinas sculpting pattern for masculine jawline angles — wider, more angular contouring versus feminine V-line.
Yes, 65% of patients combine submental treatment with complementary procedures. The most popular combinations are double chin + masseter Botox (₩29,000/50U) for full V-line contouring, or double chin + Sofwave lifting for total face rejuvenation. All can be performed in a single visit.
1-2 days for a single-visit intensive protocol. The multi-device treatment takes 60-90 minutes, and you can fly the next day. If your protocol requires multiple Berry Slim sessions, plan visits 4 weeks apart. Many travelers coordinate double chin treatment with a 3-5 day Seoul trip.
Mild-to-moderate submental swelling for 2-5 days after Berry Slim injection (similar to a mild sore throat appearance). Onda causes minimal swelling (typically under 24 hours). Revinas produces almost no swelling. Cold compresses, head elevation during sleep, and avoiding alcohol accelerate resolution.
Yes, all three modalities (Berry Slim, Onda, Revinas) are safe for Fitzpatrick skin types I-VI. Berry Slim targets fat cells regardless of melanin content. Onda microwaves are absorbed by fat, not melanin. Revinas RF bypasses the epidermis entirely. RE:BERRY treats patients from over 30 countries with all skin types.
Discontinue blood-thinning medications (aspirin, ibuprofen, fish oil) for 48 hours if medically safe. Avoid alcohol for 24 hours before treatment. Arrive with clean skin — no makeup on the chin and jaw area. Inform your physician of any current medications, supplements, or previous facial procedures.
Days 1-3: cold compresses for 10 minutes every 2 hours, sleep with head elevated, avoid alcohol and sauna. Days 3-7: gentle facial cleansing, SPF 30+ sunscreen on treated area. Week 2+: no restrictions. RE:BERRY provides a complete aftercare kit with cooling gel, compression band, and written instructions in your language.
Partially. Berry Slim and Onda target fat specifically. Revinas RF addresses skin laxity and can improve mild jowling along the mandibular border. For significant jowls, Dr. Ryu may recommend adding Thermage FLX (₩1,990,000/600 shots) or Ultherapy Prime for deep SMAS-layer lifting. Our jowl treatment page covers these options in detail.
Approximately 45% of double chin patients have a normal BMI (18.5-24.9). Submental fat distribution is primarily genetic — determined by familial adipose tissue patterning. Additionally, age-related platysmal dehiscence (separation of the neck muscles) and loss of mandibular bone density contribute to chin fullness independent of body fat percentage.
Yes, RE:BERRY Gangnam offers 8-language coordination including English, Japanese, Chinese (Mandarin and Cantonese), Thai, Vietnamese, Mongolian, and Farsi. Dedicated language coordinators manage your entire experience from initial booking through post-treatment follow-up.
Walk-in consultations are accepted 365 days, 10 AM to 8 PM. Same-day Berry Slim treatment is frequently available. For Onda and Revinas, booking 24-48 hours ahead via WhatsApp (+82-2-039-2822), LINE, or KakaoTalk guarantees your slot. Our walk-in page shows live availability.
Thread lifting (from ₩200,000/line at RE:BERRY) physically repositions sagging tissue using absorbable PDO threads. Double chin treatment destroys fat cells. They target different problems: threads for tissue ptosis, fat dissolving for volume excess. For combined fat + sagging, adding PDO thread lifting to Berry Slim gives optimal results.
Berry Slim 10cc (₩90,000) + InMode FX 10 minutes (₩190,000) = ₩280,000 total, 25 minutes treatment time. This provides immediate fat destruction plus skin tightening, with results visible by week 3. You can fly home the same evening. For maximum single-session impact, add Onda 40kJ + Titanium 40kJ (₩720,000).
Yes, 100% of before-and-after images are actual RE:BERRY Gangnam patients photographed under standardized lighting. No stock photography, no images from other clinics. Patient consent is obtained for all published images. Additional case photos are available during your in-person consultation.
3 key factors: (1) Triple-device protocol (injection + microwave + RF) — most Seoul clinics offer only 1-2 modalities; (2) Revinas KOL Dr. Yoon-Gon Ryu performs advanced jawline sculpting not available at standard clinics; (3) Fully transparent pricing — no hidden consultation fees, no surprise charges.
Destroyed fat cells are permanently eliminated. New fat cells do not grow to replace them. However, remaining fat cells can expand with significant weight gain (10kg+). Maintaining a stable weight preserves your jawline results indefinitely. Annual Revinas maintenance keeps skin tightening optimal for patients over 40.
Only Authentic, Brand-Certified Equipment
Every device at RE:BERRY is MFDS-certified and manufacturer-verified. We never use counterfeit or grey-market equipment.
Start Your Double Chin Treatment in Seoul Today
Book your consultation with Dr. Yoon-Gon Ryu or Dr. Yejin Oh at RE:BERRY Gangnam — 2 minutes from Gangnam Station Exit 10, open 365 days including holidays. Same-day treatment available.
Book Your Double Chin Treatment in Seoul
Fill out the form and our multilingual team will confirm within 2 hours via your preferred contact method.
- ✓ Free consultation with Dr. Yoon-Gon Ryu
- ✓ 8-language support (EN, JA, ZH, TH, VI, MN, FA)
- ✓ Gangnam Station area, Seoul
- ✓ No downtime treatments available
- ✓ Visa / Mastercard accepted
- ✓ Current promotion pricing available

