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Enlarged Pores & Acne Scars — Treatment Options in Seoul

Medically reviewed by Kim Yunseok, CEO / Representative Director · Reviewed by our editorial team

Enlarged pores and acne scarring are among the most common skin concerns that bring international visitors to Seoul for cosmetic consultations. Pores can appear larger due to excess oil production, sun damage, natural aging, or loss of surrounding collagen, while acne scars often result from inflammation that has altered the skin's texture over time. If you are researching an enlarged pores treatment in Seoul, it helps to understand what causes these changes and which non-surgical options may realistically improve skin texture, rather than promising a complete correction.

Understanding Enlarged Pores and Acne Scars

Pores themselves do not disappear permanently, even with treatment — they can, however, appear smaller when the surrounding skin is firmer and collagen density improves. Acne scars vary widely in depth and type, from shallow textural unevenness to deeper depressed scars, and the degree of improvement possible depends heavily on the individual's skin condition, scar age, and skin type. No clinic can guarantee a specific outcome, and results are known to vary from person to person.

Treatment Options at DERNA Clinic

At DERNA Clinic, two energy-based treatments are commonly considered by patients looking to address pore appearance and overall skin texture: Thermage FLX and Ultherapy Prime. Both work by stimulating the skin's own collagen production rather than removing tissue, which is why they are often chosen as a first step before considering more invasive options. Neither treatment is marketed specifically as an acne scar removal procedure, but improved skin firmness and collagen turnover can contribute to a smoother-looking surface over several months.

What It Is

Thermage FLX is a radiofrequency treatment delivered through the Solta Thermage FLX device. It heats the deeper layers of the skin to encourage collagen regeneration, which may gradually improve elasticity and reduce the appearance of fine lines. It is offered in 300, 600, and 900 shot options, along with a dedicated Eye Thermage option for the periorbital area. Ultherapy Prime, on the other hand, uses focused ultrasound energy that allows the practitioner to visualize skin layers in real time and target the SMAS layer — the supportive fascia beneath the skin. It is available in 300 and 600 shot protocols, with a 200-shot option for the eye area.

Who It Suits

These treatments tend to be considered by adults who have mild to moderate skin laxity, visible pores, or early signs of aging and who prefer a non-surgical approach with minimal interruption to daily activities. Patients with realistic expectations about gradual, moderate improvement — rather than dramatic transformation — are generally the best candidates. A consultation at the clinic can help determine whether Thermage, Ultherapy, or a combination approach may be more suitable for a person's specific skin concerns.

Who Should Avoid It

These treatments are generally not recommended for individuals who are pregnant, have active skin infections or severe inflammatory acne in the treatment area, have certain implanted medical devices, or have a history of keloid scarring, without prior medical evaluation. People with very thin skin or certain autoimmune skin conditions should discuss their history with a doctor before proceeding. As with any energy-based skin treatment, a personal medical history review during consultation is necessary before treatment is scheduled.

How the Session Goes

A typical session begins with a consultation and skin assessment, followed by cleansing of the treatment area. A topical numbing cream may be applied to improve comfort, since both radiofrequency and ultrasound devices can produce a warming or tingling sensation as energy is delivered. The practitioner then applies the device in a systematic pattern across the treatment zone, adjusting the number of passes according to the selected shot count. Sessions can take anywhere from thirty minutes to over an hour depending on the treatment area and shot option chosen.

Downtime and Recovery

One of the appeals of Thermage FLX and Ultherapy Prime is the limited downtime compared to surgical procedures. Most patients experience mild redness or warmth in the treated area immediately afterward, which typically settles within a few hours to a day. Some people may notice slight swelling or tenderness for a short period. Because these are non-ablative treatments, most patients can resume normal activities the same day, though sun protection and gentle skincare are usually advised during the days following treatment. Visible improvement in skin firmness and texture generally develops gradually over the following weeks to months as new collagen forms, and results can differ from one person to another.

Pricing

TreatmentPrice (KRW)
Thermage FLX1,990,000
Eye Thermage FLX1,290,000
Ultherapy Prime1,450,000

Prices are listed in Korean won and may not include VAT or the initial consultation fee. It is advisable to confirm the final quote, including any additional charges, during your consultation at DERNA Clinic.

Safety

Thermage and Ultherapy are widely used energy-based skin treatments, but they are not without risk, and outcomes vary between individuals. Possible side effects can include temporary redness, swelling, bruising, or in rare cases, changes in skin sensation. A thorough consultation, accurate shot-count selection, and proper technique all contribute to minimizing risk, but no treatment can be described as entirely risk-free. Patients should disclose their full medical history, including any skin conditions, medications, or previous cosmetic procedures, so the treating physician can make an informed recommendation.

Frequently asked questions

Can Thermage or Ultherapy completely remove enlarged pores?

No treatment can permanently eliminate pores, but improved collagen density and skin firmness may make pores appear less noticeable for some patients, with results varying by individual.

How many sessions are typically needed to see a difference?

Many patients notice gradual changes after a single session, though some choose a second session later depending on their skin's response and the doctor's recommendation during consultation.

Is an enlarged pores treatment in Seoul suitable for acne scars specifically?

These treatments primarily target skin firmness and collagen renewal rather than scar tissue directly, so their effect on acne scars is usually modest and should be discussed individually with a doctor.

What is the recovery time after Ultherapy Prime or Thermage FLX?

Most patients can return to normal activities the same day, though mild redness or warmth may persist for a few hours to a day after treatment.

Do I need a consultation before booking a treatment at DERNA Clinic?

Yes, a consultation is recommended so a physician can review your skin condition, medical history, and treatment goals before selecting a suitable option and shot count.

General information for international patients. Not medical advice. Individual results vary; consult a qualified physician.

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