Gangnam
Dr. Yoongon Ryu
Aesthetic Medicine Specialist
Flagship clinic · KOL for leading lifting & regenerative devices
InMode results build over 8 to 12 weeks as new collagen forms and typically last around a year, varying with age, skin laxity, and aftercare; periodic maintenance helps sustain the effect.
InMode results typically last around a year, though this varies with age, skin laxity, and lifestyle. Because RF stimulates your own collagen over 8 to 12 weeks rather than adding a filler, the firming develops gradually and then fades slowly as natural ageing continues. A short series and periodic maintenance help the effect last longer.
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InMode results most often last around twelve months, but it is more honest to think of a range than a fixed number. Because InMode is a radiofrequency (RF) treatment that stimulates your own collagen rather than placing a product into the skin, the improvement is not a one-time fix that simply switches off. Instead, new collagen builds over the first 8 to 12 weeks, peaks over the following months, and then very gradually softens as natural ageing and lifestyle continue to act on the skin.
Several factors decide where you sit in that range. Younger skin with milder laxity tends to hold results longer, while more advanced laxity may see the effect ease sooner. The number of sessions matters too: a short series of 1 to 3 treatments usually produces a deeper, more durable response than a single session. Sun exposure, smoking, weight changes, and skincare all influence how long firmness is maintained, which is why aftercare is part of the result rather than an afterthought.
Because longevity is individual, Reberry Clinic is consultation-led and discusses a realistic timeline for your skin rather than promising a set duration. The clinic serves international patients across three Seoul-area locations (Gangnam, Myeongdong, Incheon Airport), with each plan assessed and supervised by the clinic’s doctors and explained in English, including when a maintenance visit is likely to help.
InMode is built on radiofrequency energy, not ultrasound or laser light, and that mechanism explains its longevity pattern. In bipolar RF mode, current heats the dermis to roughly 40 to 43 degrees Celsius, contracting existing collagen immediately and triggering new collagen and elastin over the weeks that follow. In fractional RF microneedling mode, insulated micro-needles deliver RF at selectable depths, typically 0.5 to 4 mm, concentrating that remodeling signal in the deep dermis. Because the firming comes from your body rebuilding its own collagen, results emerge over 8 to 12 weeks and then persist for months, rather than appearing and disappearing suddenly. The same biology means longevity depends on how much collagen your skin builds and how fast natural ageing offsets it, which differs from person to person.
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Heating the dermis to about 40 to 43 degrees Celsius contracts existing collagen on the day, giving an early, subtle firmness.
New collagen and elastin form over the first 8 to 12 weeks, which is when the main result becomes visible.
Firming typically peaks over the following 3 to 6 months as remodeling matures across the treated area.
From there the effect eases slowly over months as natural ageing continues, rather than stopping at 1 fixed point.
A maintenance session, often after about 12 months, refreshes collagen so firmness is sustained rather than restarted from zero.
See representative outcomes from Reberry Clinic. Results build gradually and vary by individual; your plan is assessed at consultation.
The clinic’s doctors assess your skin and goals and explain a realistic timeline, including likely longevity, in English.
A session typically takes 30 to 60 minutes; numbing cream is applied before RF microneedling for comfort.
Most plans run 1 to 3 sessions spaced about 4 weeks apart to build durable collagen.
Firming builds over 8 to 12 weeks, peaks over 3 to 6 months, then eases slowly over the following year.
Sun protection, good skincare, and a maintenance session around 12 months help sustain the result.
InMode results typically last around a year, varying with age, skin laxity, and lifestyle, because RF stimulates your own collagen rather than adding filler. Firming builds over 8 to 12 weeks, then eases slowly. A maintenance plan, explained on our InMode page, helps sustain the effect over time.
InMode is not a one-time fix because it works by prompting your skin to build new collagen, and natural ageing continues to break collagen down afterward. The result is durable, often around a year, but it gradually eases. This is normal for collagen-stimulating treatments, which is why periodic maintenance keeps firmness topped up rather than letting it fade fully.
Some skin feels firmer within days from immediate collagen contraction, but the main improvement builds over 8 to 12 weeks as new collagen forms, with refinement continuing for several months. Because the process is gradual, results look natural rather than sudden. Your doctor maps the expected timeline for your skin at the consultation.
A short series of 1 to 3 sessions, consistent sun protection, a steady skincare routine, stable weight, and avoiding smoking all help InMode results last longer. Periodic maintenance refreshes collagen before it fades fully. Pairing treatment with a gentle skin care routine supports the skin barrier and extends the firming you achieve.
Most plans involve 1 to 3 sessions spaced about 4 weeks apart, and a short series usually gives a deeper, longer-lasting response than a single visit. The exact number depends on your skin, the area, and your goals. Your doctor confirms a plan at consultation rather than fixing a set number for everyone.
Many patients schedule a maintenance session around twelve months after their initial result, timed to when firmness begins to ease. The right interval depends on your skin, age, and how well you maintain results with aftercare. Your doctor reviews progress and advises when a refresh is likely to help rather than setting a rigid schedule.
Longevity is similar in principle on both, around a year, but body skin is thicker and treated with different settings, so the response can vary by area. Movement, weight changes, and sun exposure also affect body results. Your doctor adjusts depth and mode for each zone and explains realistic expectations, as outlined on our InMode page.
Yes, younger skin with milder laxity and a stronger collagen response often holds results longer, while more advanced laxity may see firming ease sooner. Age is one of several factors alongside sun exposure, skincare, and lifestyle. Your doctor takes your skin condition into account when explaining the likely duration for you at consultation.
All three stimulate your own collagen and typically last around a year before maintenance, but they target different depths. Ultherapy reaches the deep SMAS, while InMode focuses on the dermis for texture and moderate laxity. You can compare a focused-ultrasound approach on our Ultherapy Prime page to see how the timelines differ.
No, the effect eases gradually rather than vanishing at once, and you keep some benefit from the collagen you built. As firmness softens over months, a maintenance session refreshes it before it fades fully. Because each treatment adds to your own collagen, ongoing care tends to keep skin firmer than if you had no treatment at all.
Yes, InMode is often sequenced with other energy or injectable treatments, planned by your doctor, to address different layers and extend overall improvement. For deeper lifting, some patients add a focused-ultrasound option; comparing it on our Ultherapy Prime page helps you understand how combining technologies can support longer-lasting firmness.
InMode is consultation-led, so maintenance cost depends on the area, the RF mode, and how often you choose to refresh results, rather than a single fixed price. A doctor maps a plan first, then explains the figure. This keeps both treatment and budget matched to how your skin holds its results over time.
A single InMode session needs only 2 to 3 days, covering consultation, treatment, and a brief review, because downtime is minimal. If you want a series, sessions are spaced weeks apart, so many visitors start in Seoul and continue with maintenance on a later trip. Our English-speaking team coordinates timing around your itinerary.
Yes, flying soon after InMode is generally fine, often the same day, and does not reduce how long results last, since the collagen builds gradually after you return. Stay hydrated and protect your skin from sun on arrival. Your doctor advises timing if you had extensive InMode microneedling.
International patients can arrange remote check-ins in English after returning home, with progress reviewed over the months results develop and ease. Your doctor advises when a maintenance visit is worthwhile so you can plan a return trip. Treatment notes and settings are kept on file, making any future top-up straightforward to schedule and tailor.
All three stimulate your own collagen, so results are durable but not permanent; here is how their timelines compare.
| InMode RF | Thermage FLX | Ultherapy Prime | |
|---|---|---|---|
| Energy / mechanism | Bipolar RF + RF microneedling, dermis | Monopolar radiofrequency (RF) | Micro-focused ultrasound (MFU-V), SMAS |
| Results timeline | Builds over 8 to 12 weeks | Builds over 2 to 6 months | Builds over 2 to 3 months |
| Typical longevity | Around a year, varies with skin and care | Around 12 months, varies | Around 12 months, varies |
| Sessions for durability | Often 1 to 3 | Usually 1 | Usually 1 planned session |
| Best for | Texture, pores, mild to moderate laxity | Broad tightening and contour | Deep lifting of face and neck |
| Maintenance | Periodic, often yearly | Periodic, often yearly | Periodic, often yearly |
| Cost factors | Varies by area, mode, and session count | Varies by area and applicator | Varies by line count and area |
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