POST-TREATMENT CARE: 14 DAYS AFTER INJECTABLES IN SEOUL

Most medical tourists plan the clinic day carefully and then wing the two weeks after. That is the wrong way around. The visible result of any injectable in Seoul, from Botox to Rejuran to filler, is decided as much by what you do on days 1 through 14 as by the syringe itself. This guide gives you the fourteen-day timeline your Gangnam or Apgujeong clinic assumes you already know, with hour-by-hour rules for the first night, day-by-day expectations for the first week, and a clear signal for when you are safe to fly, drink, or sit in a jjimjilbang again.

THE FIRST SIX HOURS AFTER YOUR APPOINTMENT

The six hours immediately after any injection in Seoul are the window where filler can migrate, Botox can drift, and bruising decides how bad it wants to look. Stay upright. Do not lie flat, do not bend forward to tie a shoelace, do not go straight from a Cheongdam clinic into a nap at your hotel. Sit or walk gently for at least four hours, ideally six. A slow lunch at a nearby cafe, a quiet stroll through a Sinsa side street, or a hotel lobby with a book are all fine choices. The old advice about not touching your face is still correct, and it applies to sunglasses, phone screens pressed to the cheek, and the habit of leaning your jaw into your palm.

Cold matters, heat does not. If a clinic hands you a small gel pack after Botox or filler, keep it on the injection sites in gentle ten-minute intervals for the first evening. This reduces swelling and helps small pinpoint bleeds close cleanly. Warm compresses, hot showers, and steamy Korean bathhouses are the opposite instruction and belong on day 4 at the earliest. Skip alcohol, aspirin, ibuprofen, fish oil, vitamin E, and ginkgo for the first 24 hours. All of them thin the blood and turn a discreet pinprick into a visible bruise the next morning.

DAY 1 TO 3: THE BRUISING AND SWELLING WINDOW

This is the phase most first-timers panic about, and the phase where nothing has actually gone wrong. Small bruises the size of a pencil eraser are normal after any needle, and they are more likely at delicate sites like the under-eye, lip border, and forehead. Swelling after lip filler peaks around 24 to 48 hours and can double the apparent volume before settling. Rejuran is the loudest offender here, since the salmon DNA polynucleotides raise a temporary cluster of small bumps that read as tiny mosquito bites for two to three days. If your first appointment is Rejuran, our walkthrough of the first-time Rejuran experience in Seoul shows what the day 2 mirror actually looks like.

Sleep on your back with your head slightly raised on two pillows for the first two nights. Side sleeping presses fresh filler into unwanted shapes and pushes Botox toxin outside its intended muscle. Keep skincare stripped down to a gentle cleanser and a plain moisturizer for 48 hours. No retinoids, no exfoliating acids, no vitamin C serums, no sheet masks with active ingredients. Sunscreen is the one exception and stays non-negotiable, since Seoul UV in July and August is stronger than most European or Australian tourists expect. A mineral SPF 50 patted on with fingertips is safer than a rubbed-in chemical formula for the first three days.

DAY 4 TO 7: WHEN YOU CAN START LIVING AGAIN

By day 4 the visible chaos is usually over. Bruises are yellowing rather than purple, swelling has dropped 60 to 80 percent, and any Rejuran bumps have flattened into skin. This is the window where you can add back the things you stripped out. Gentle exercise returns first, meaning a walk through Bukchon or a light gym session with no heavy lifting or hot yoga. Alcohol becomes acceptable in small amounts on day 4 for Botox and day 5 for filler, though a full night out with soju is a day 7 event at the earliest, because dehydration and vasodilation both slow healing.

Botox starts to visibly work between day 3 and day 5, and reaches its full effect around day 10 to 14. If your forehead still moves on day 5, do not book a top-up yet. Filler behaves differently and looks its most natural on day 7 to 14, once the initial swelling has resolved and the product has integrated with surrounding tissue. Skin boosters and Rejuran give a subtler curve, with real texture and glow changes visible around week 2 to 3, not day 3. Anyone chasing a specific event date should reverse-engineer the calendar from there, and our pre-treatment checklist covers the countdown from the other direction.

• 01Day 1: Upright, cold packs, no makeup, no exercise, no alcohol
• 02Day 2: Gentle cleanser and moisturizer only, sleep on your back
• 03Day 3: Light walking is fine, still no gym, still no heat
• 04Day 4: Sunscreen back in the routine, resume normal skincare minus actives
• 05Day 5 to 7: Gentle gym, careful drink, no jjimjilbang, no facials
• 06Day 8 to 14: Full activity, retinoids back in, wait for the final result

WHAT ABOUT FLYING, JJIMJILBANGS, AND MASSAGES?

Flying home is the single most common question at every consultation in Sinnonhyeon and Apgujeong. Cabin pressure and dry air do not undo injectables, but they do amplify swelling and prolong bruising. For Botox and skin boosters, most Seoul clinics clear patients to fly after 24 hours, though 48 is the more comfortable answer. For filler around the lips and cheeks, wait at least 48 to 72 hours. For chin, jawline, or under-eye filler, five to seven days is the honest number. If your trip is short and the flight is unavoidable, our guide to flying home after Seoul aesthetic treatments lays out which cabin habits keep swelling down at altitude.

Jjimjilbangs, saunas, and hot yoga are firmly off the calendar for the first seven days after Botox and filler, and ten to fourteen days after Rejuran or skin boosters. Heat opens vessels, which pushes filler out of place and can degrade Botox before it locks in. Facials, LED masks, and Korean 10-step skincare with actives are also a day 7 event at the earliest. Massages of any kind, including scalp massages at your hair salon, are a two-week wait if they touch the face or upper neck. Body massages below the collarbone are fine after 48 hours.

WHEN TO MESSAGE THE CLINIC AND WHEN TO WAIT IT OUT

Most Seoul aesthetic clinics run KakaoTalk channels for foreign patients and expect follow-up messages, so use them. Message the clinic on the same day for sharp pain that is not settling within an hour, sudden blanching or a bluish patch spreading beyond the injection site, any vision change after filler around the eyes, or severe one-sided asymmetry within the first 24 hours. These are not overreactions. Filler occlusions are rare but time-sensitive and clinics in Gangnam are geared to reverse hyaluronic acid with hyaluronidase within hours if needed.

Do not message the clinic for a day 2 bruise, a lopsided lip on day 3, a forehead that still moves on day 5, or a filler result that feels too subtle on day 4. These are the shape of a normal recovery. If the concern is still there on day 14, that is the correct moment to ask for a review appointment. If your treatment was Botox for the first time, the standard clinic review window is 14 days, and any top-up is done then rather than earlier.

THE 14 DAY RESULT CHECK

Two weeks after treatment is the honest checkpoint. Botox has fully settled, filler has integrated, Rejuran has done its first tissue-remodeling pass, and skin boosters have started to show glass-skin texture. Take a photo in the same natural light and angle as the pre-treatment one your clinic took at consultation. Compare, do not judge from memory. Most first-timers underestimate the change because it happens gradually, and most also overestimate what a single session should deliver. If you were told at consultation that your protocol was two or three sessions, day 14 is the check for session one, not the final verdict.

The last thing to plan is the next appointment, if there is one. Botox refreshes at three to four months. Filler refreshes at 9 to 18 months depending on area and product. Rejuran and skin boosters run on protocols of three to four sessions spaced two to four weeks apart, then a maintenance session every three to six months. If you are already thinking about which treatment to add next, our overview of Rejuran versus skin boosters for collagen is the calmest starting point for building a longer protocol.