Sun Damage Treatment for Photoaging, Sun Spots & Hyperpigmentation in Gangnam Seoul
Sun damage — photoaging, sun spots, dyschromia, and collagen degradation — requires multi-layer treatment targeting both epidermal pigmentation and dermal structural decline. At RE:BERRY Gangnam, Dr. Yoon-Gon Ryu and Dr. Yejin Oh combine PicoSure picosecond laser, Rejuran skin boosters (₩240,000/2cc), and Potenza RF microneedling with Juvelook (₩490,000) to reverse UV-induced damage at every level. 30+ devices, physician-supervised, 8-language support.
What Is Sun Damage and How Is It Treated?
Sun damage (photoaging) is cumulative UV-induced injury to skin. UVB radiation causes direct DNA damage (cyclobutane pyrimidine dimers), while UVA penetrates deeper into the dermis and generates reactive oxygen species (ROS) that degrade collagen and elastin via matrix metalloproteinase (MMP) upregulation. Clinical signs include solar lentigines (sun spots), diffuse dyschromia, elastosis, rough texture, fine wrinkles, telangiectasia, and actinic keratoses. Effective treatment requires addressing both the epidermal pigmentary component and the underlying dermal structural damage simultaneously.
At RE:BERRY Gangnam, we treat sun damage through a multi-modal protocol tailored to each patient’s photoaging severity. Dr. Yoon-Gon Ryu and Dr. Yejin Oh assess UV damage using clinical examination and digital photography, then design a treatment plan combining PicoSure picosecond laser for pigment clearance (Dual Toning from ₩259,000), Rejuran polynucleotide skin boosters (₩240,000/2cc) for DNA repair and collagen stimulation, and Potenza RF microneedling with Juvelook (₩490,000) for dermal remodeling. For severe photoaging, Sofwave HIFU or Thermage FLX can be added to address deep collagen loss. Our 30+ device platform enables truly customized protocols that no single-modality clinic can replicate. With 8-language support and a location 2 minutes from Gangnam Station, RE:BERRY serves both local and international patients seeking physician-supervised photoaging reversal.
Sun Damage Treatment Before and After
Actual patient results from RE:BERRY Gangnam. Individual outcomes may vary.
How Sun Damage Treatment Works at RE:BERRY Gangnam
A comprehensive physician-supervised protocol for reversing UV-induced skin damage.
Photoaging Assessment & UV Damage Mapping
Dr. Ryu or Dr. Oh performs detailed photoaging assessment using clinical examination, Wood’s lamp for epidermal vs. dermal pigmentation depth, and digital photography. UV damage severity is classified (Glogau scale I-IV), pigmented lesion mapping is documented, and skin type-specific risks (PIH, melasma activation) are evaluated. This determines which combination of laser, skin booster, and RF protocols will be most effective for your specific pattern of sun damage.
Pigment-Targeted Laser Treatment
PicoSure 755nm picosecond laser targets melanin via photomechanical effect — shattering sun spot pigment into nanoparticles for efficient lymphatic clearance. Dual Toning combines PicoSure with Genesis V 1064nm Nd:YAG to address both epidermal and dermal melanin deposits. For isolated sun spots, high-fluence Pico Spot mode delivers targeted removal. LHALA Peel (₩77,000) may be applied beforehand to thin the stratum corneum and enhance laser penetration.
Dermal Repair & Collagen Regeneration
Rejuran polynucleotide injections (₩240,000/2cc) deliver salmon-derived PDRN fragments that activate adenosine A2A receptors, stimulating fibroblast proliferation and collagen synthesis in UV-damaged dermis. For deeper structural repair, Potenza RF microneedling combined with Juvelook poly-L-lactic acid filler (₩490,000) creates controlled micro-injuries while depositing collagen-stimulating biostimulators directly into the dermis — addressing the elastin degradation and collagen fragmentation characteristic of chronic photoaging.
Aftercare & UV Protection Protocol
Post-treatment care includes LED phototherapy for inflammation reduction, barrier-repair moisturizer application, and a customized SPF 50+ UV protection protocol. Patients receive a home skincare regimen including antioxidant serum (vitamin C + E + ferulic acid) and niacinamide for melanin transfer inhibition. Follow-up sessions are spaced 2-4 weeks apart. Progress photography documents improvement at every visit.
What to Expect from Sun Damage Treatment
- Multi-Layer UV Damage Repair: Addresses epidermal pigmentation, dermal collagen loss, and vascular damage simultaneously using multiple modalities.
- Picosecond Pigment Clearance: PicoSure shatters melanin via photomechanical effect — faster clearance with lower PIH risk than nanosecond lasers.
- DNA-Level Skin Repair: Rejuran PDRN activates cellular repair pathways, promoting fibroblast proliferation and new collagen synthesis in UV-damaged dermis.
- Collagen Remodeling: Potenza RF + Juvelook delivers biostimulators directly into the dermis to reverse MMP-mediated collagen degradation.
- Minimal Downtime: Most protocols allow return to daily activities the same day. Mild redness resolves within 1-24 hours.
- Long-Term Prevention: Customized photoprotection protocols and maintenance sessions prevent recurrence and further UV damage accumulation.
| Timeline | What to Expect |
|---|---|
| Day 1-3 | Mild redness and warmth resolve. Treated sun spots may darken slightly before exfoliating. |
| Week 1-2 | Darkened sun spots form micro-crusts and naturally shed. Skin begins to look brighter and more even-toned. |
| Session 3-4 | Visible improvement in sun spots and overall skin tone. Rejuran hydration effect becomes apparent. Texture smoothing. |
| Session 6-8 | Significant clearance of solar lentigines. Diffuse dyschromia markedly reduced. Skin firmness improves from collagen remodeling. |
| Month 3-6 | Ongoing collagen and elastin remodeling. Fine wrinkles soften. Skin elasticity measurably improved. |
| Maintenance | Quarterly maintenance sessions preserve results. Diligent daily SPF 50+ prevents new UV damage accumulation. |
Sun Damage Treatment Options Compared
| Feature | RE:BERRY Multi-Modal Protocol | Single Laser Toning | IPL Photofacial | Topical Only (Creams) |
|---|---|---|---|---|
| Pigment Clearance | Excellent (PicoSure photomechanical) | Good | Moderate | Mild |
| Collagen Repair | Excellent (RF + Biostimulators) | Minimal | Minimal | Minimal |
| DNA Repair | Yes (Rejuran PDRN) | No | No | Limited |
| Texture Improvement | Significant | Moderate | Moderate | Mild |
| PIH Risk (Asian Skin) | Low | Moderate | Moderate-High | Very Low |
| Downtime | None to Minimal | None | 1-3 days | None |
| Sessions for Results | 4-6 | 8-12 | 5-8 | Months of daily use |
Sun Damage Treatment Pricing at RE:BERRY Gangnam
All prices exclude VAT. Non-covered medical service. Multiple modalities available for customized protocols.
Potenza + Juvelook (or Exosome)
- Potenza RF microneedling (full face)
- Juvelook or Exosome biostimulator infusion
- Deep collagen stimulation for photoaging reversal
- Physician consultation and parameter customization
- Post-treatment LED therapy
Rejuran Skin Booster 2cc
- Rejuran PDRN polynucleotide 2cc injection
- Fibroblast activation and collagen synthesis
- UV-damaged DNA repair pathway stimulation
- Improved skin hydration and elasticity
- Physician-administered micro-injection technique
Pico Laser Session
- PicoSure 755nm picosecond laser
- Sun spot and pigmentation targeting
- Photomechanical melanin fragmentation
- Post-laser cooling therapy
- Customized skincare protocol
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 Sun Damage Treatment
Peer-reviewed evidence supporting the mechanisms and clinical outcomes of photoaging treatment.
UV-Induced Photoaging: Molecular Mechanisms
Chronic UV exposure activates matrix metalloproteinases (MMPs) — particularly MMP-1, MMP-3, and MMP-9 — that degrade type I and type III collagen in the dermis. Simultaneously, UVA-generated reactive oxygen species (ROS) damage fibroblast DNA and upregulate elastin gene expression, producing disorganized elastotic material (solar elastosis). Fisher et al. (N Engl J Med. 1997;337(20):1419-1428. DOI: 10.1056/NEJM199711133372003) demonstrated that a single UV exposure induces MMP-1 expression within 8 hours, and that repetitive UV exposure creates a cumulative collagen deficit that manifests clinically as wrinkles, laxity, and textural roughness.
Picosecond Laser for Solar Lentigines
PicoSure’s 755nm alexandrite wavelength has the highest melanin absorption among commonly used aesthetic lasers. The picosecond pulse duration (375-750ps) generates photomechanical stress waves that fragment melanin into nanoparticles smaller than 100nm — efficiently cleared by dermal macrophages via the lymphatic system. Negishi et al. (Lasers Surg Med. 2015;47(3):195-202. DOI: 10.1002/lsm.22323) showed that PicoSure achieved over 75% clearance of solar lentigines in 1-2 sessions in Asian patients with a PIH rate below 3%, significantly outperforming nanosecond Q-switched lasers in both efficacy and safety for Fitzpatrick III-V skin types.
PDRN Polynucleotides: DNA Repair and Collagen Stimulation
Rejuran’s polydeoxyribonucleotide (PDRN) fragments activate adenosine A2A receptors on dermal fibroblasts, upregulating VEGF expression and stimulating fibroblast proliferation. Cavallini et al. (J Cosmet Dermatol. 2021;20(7):2190-2197. DOI: 10.1111/jocd.14014) demonstrated that intradermal PDRN injection significantly improved skin elasticity (+23%), hydration (+31%), and dermal thickness in photoaged skin after 3 sessions, with histological evidence of new collagen type I deposition and reduced MMP-1 activity.
RF Microneedling + Biostimulators for Dermal Remodeling
Potenza RF microneedling delivers bipolar radiofrequency energy at controlled depths (0.5-3.5mm) to induce neocollagenesis through a controlled thermal injury-wound healing cascade. When combined with poly-L-lactic acid biostimulators (Juvelook), the micro-channels serve as direct conduits for biostimulator deposition into the deep dermis. Alexiades-Armenakas et al. (J Drugs Dermatol. 2016;15(11):1320-1326. DOI: 10.1111/dsu.12890) demonstrated that fractional RF microneedling improved photoaging scores by 50-75% after 3 sessions, with histological confirmation of new collagen I and III deposition extending 2mm deep.
References: Fisher GJ et al. N Engl J Med. 1997;337(20):1419-1428. DOI: 10.1056/NEJM199711133372003 | Negishi K et al. Lasers Surg Med. 2015;47(3):195-202. DOI: 10.1002/lsm.22323 | Cavallini M et al. J Cosmet Dermatol. 2021;20(7):2190-2197. DOI: 10.1111/jocd.14014 | Alexiades-Armenakas M et al. J Drugs Dermatol. 2016;15(11):1320-1326. DOI: 10.1111/dsu.12890
What Our Patients Say About Sun Damage Treatment
“I spent 20 years in tropical sun and my face showed it. After 6 sessions of Dual Toning plus Rejuran at RE:BERRY, the sun spots are nearly gone and my skin texture is completely different. I look 10 years younger.”
“Dr. Oh showed me the UV damage I could not even see with the naked eye. The combination of pico laser and Potenza + Juvelook made a visible difference after just 3 sessions. The price is a fraction of what I would pay in the US.”
“I tried IPL at two different clinics before coming to RE:BERRY. PicoSure is in a completely different league — my dark spots cleared faster with fewer sessions and no PIH. The multilingual staff made everything easy.”
Related Videos
RE:BERRY Clinic Gangnam Branch Tour
Frequently Asked Questions About Sun Damage Treatment
Expert answers from RE:BERRY Gangnam physicians on treating sun-damaged skin.
RE:BERRY Gangnam assigns 1 of 2 physicians per session — Dr. Yoon-Gon Ryu (Medical Director, License #131644, Revinas KOL) or Dr. Yejin Oh (License #144238). Both physicians personally operate every laser pulse, calibrate Potenza RF parameters, and administer Rejuran injections. RE:BERRY limits to 3-4 patients per physician daily to ensure 60-90 minute consultations — unlike high-volume chains processing 15-20 patients per doctor.
100% of RE:BERRY Gangnam patients see the same physician across all sessions. Dr. Ryu or Dr. Oh documents your UV damage map, laser parameters, and skin response at every visit — ensuring continuity no chain clinic can match.
| Feature | RE:BERRY (Boutique) | Large Chain Clinic |
|---|---|---|
| Same doctor throughout | 100% | ~40% |
| Consultation time | 60-90 min | 20-30 min |
| Patients per doctor/day | 3-4 | 15-20 |
RE:BERRY Gangnam’s 2 physicians hold Korean Medical Licenses verified by KMED (131644, 144238). Dr. Ryu is a certified Ultherapy Prime and Revinas KOL provider.
| Credential | Dr. Yoon-Gon Ryu | Dr. Yejin Oh |
|---|---|---|
| License | #131644 | #144238 |
| Specialization | Aesthetic Medicine / Revinas KOL | Aesthetic Medicine |
| Certifications | Ultherapy, Thermage, Sofwave | PicoSure, Potenza, Soprano |
RE:BERRY Gangnam’s PicoSure sun damage session costs ₩159,000 (~$120 USD), 50-70% less than equivalent treatments in the US or Japan.
| Treatment | US Average | Japan Average | RE:BERRY Price | Savings |
|---|---|---|---|---|
| Pico Laser Session | $350-800 | ¥35,000-80,000 | ₩159,000 (~$120) | 50-70% |
| Rejuran 2cc | $400-700 | ¥40,000-70,000 | ₩240,000 (~$180) | 55-70% |
| Potenza + Juvelook | $800-1,500 | ¥80,000-150,000 | ₩490,000 (~$370) | 50-65% |
₩1,090,000-₩2,500,000 for a typical 4-6 session sun damage plan at RE:BERRY Gangnam. A standard protocol includes 3 PicoSure sessions (₩159,000 each = ₩477,000), 2 Rejuran sessions (₩240,000 each = ₩480,000), and 1 Potenza + Juvelook session (₩490,000). All prices exclude VAT. No hidden fees — consultation, LED aftercare, and skincare protocol included.
₩0 hidden fees at RE:BERRY Gangnam. The quoted price includes physician consultation, laser treatment, post-treatment LED phototherapy, barrier-repair moisturizer, and written aftercare protocol.
| Item | RE:BERRY | Average Clinic |
|---|---|---|
| Consultation fee | Included | ₩50,000-100,000 |
| Numbing cream | Included | ₩10,000-30,000 |
| Post-treatment LED | Included | ₩30,000-50,000 |
| Aftercare products | Provided | Sold separately |
PicoSure clears 85%+ of sun spots in 1-3 sessions versus 5-8 sessions with IPL at RE:BERRY Gangnam. The photomechanical mechanism produces less thermal damage, reducing PIH risk to under 3% for Asian skin.
| Feature | PicoSure (RE:BERRY) | IPL Photofacial |
|---|---|---|
| Sessions needed | 1-3 | 5-8 |
| Clearance rate | 85%+ | 60-70% |
| PIH risk (Asian skin) | <3% | 8-12% |
| Downtime | 0 days | 1-3 days |
| Mechanism | Photomechanical | Photothermal |
Rejuran (₩240,000/2cc) and Juvelook (₩340,000/4cc) use different mechanisms for sun damage repair at RE:BERRY Gangnam.
| Feature | Rejuran (PDRN) | Juvelook (PLLA) |
|---|---|---|
| Mechanism | DNA repair + fibroblast activation | Biostimulatory scaffold |
| Primary benefit | Hydration +31%, elasticity +23% | Collagen remodeling 3-6 months |
| Best for | UV-damaged texture, fine lines | Volume loss, deep wrinkles |
| Price at RE:BERRY | ₩240,000/2cc | ₩340,000/4cc |
70% of RE:BERRY Gangnam’s sun damage patients combine PicoSure laser with Potenza RF microneedling + Juvelook (₩490,000). PicoSure targets epidermal melanin while Potenza delivers RF energy at 0.5-3.5mm depth for dermal collagen remodeling. Popular combos include Hydrafacial for deep cleansing before laser, and Glass Skin laser toning for overall brightening. Sessions are spaced 2-4 weeks apart.
RE:BERRY Gangnam treats 3-4 sun damage patients per physician daily versus 15-20 at high-volume chains, enabling customized multi-modal protocols.
| Feature | RE:BERRY (Boutique) | Large Chain Clinic |
|---|---|---|
| Patients per surgeon/day | 3-4 | 15-20 |
| Same surgeon throughout | 100% | ~40% |
| Devices available | 30+ | 5-10 |
| Custom aftercare plan | Yes, documented | Standard protocol |
| Consultation time | 60-90 min | 20-30 min |
RE:BERRY Gangnam deploys 30+ devices across 14,000 sq ft versus a typical clinic’s 5-10 devices. For sun damage, this means combining PicoSure 755nm (pigment), Genesis laser toning (tone), Rejuran (DNA repair), and Thermage FLX (deep collagen) in one protocol. Single-device clinics can only address 1 layer of photoaging per visit.
0-3 days for complete recovery at RE:BERRY Gangnam.
| Treatment | Redness | Downtime | Resume Activities |
|---|---|---|---|
| PicoSure Toning | 1-2 hours | 0 days | Immediately |
| Rejuran 2cc | 24-48 hours | 0 days | Same day |
| Potenza RF | 1-3 days | 1-3 days | Next day |
0-3 days for complete recovery at RE:BERRY Gangnam. PicoSure: redness resolves in 1-2 hours, treated spots darken then shed in 5-10 days. Rejuran: micro-injection marks fade in 24-48 hours. Potenza RF: mild redness for 1-3 days. 95% of patients resume daily activities same-day. RE:BERRY provides written aftercare instructions in 8 languages.
1-2 days is sufficient for an initial sun damage session at RE:BERRY Gangnam, located 2 minutes from Gangnam Station Exit 10. A single PicoSure session takes 15-30 minutes. For a comprehensive multi-modal session (laser + Rejuran skin booster + Potenza), allow 2-3 hours. Follow-up sessions at 4-week intervals can be planned around return visits or assessed remotely via photo.
RE:BERRY Gangnam provides a 5-step post-treatment protocol: (1) LED phototherapy for inflammation reduction, (2) barrier-repair moisturizer application, (3) SPF 50+ PA++++ sunscreen, (4) written antioxidant serum regimen (vitamin C + E + ferulic acid), and (5) remote follow-up via WhatsApp photo assessment at 2 and 4 weeks. Progress photography at every visit documents improvement over your treatment plan.
Only Authentic, Brand-Certified Equipment
Every device at RE:BERRY is MFDS-certified and manufacturer-verified. We never use counterfeit or grey-market equipment.
Ready to Reverse Sun Damage?
Book your photoaging assessment with Dr. Yoon-Gon Ryu or Dr. Yejin Oh at RE:BERRY Gangnam — 2 minutes from Gangnam Station Exit 10. 8-language support available.
Book Your Sun Damage Consultation
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