How Soon Can You See Results After Rejuran Injections?

Why Rejuran results take time

One of the most common questions after a Rejuran appointment is "When will I see a difference?" It is a fair question, especially if you have travelled to Busan for treatment and only have a limited time in Korea. The short answer is that Rejuran is generally described as a gradual treatment. Rather than producing an instant change like a filler, it is designed to support the skin's own renewal process, so any improvement usually develops over weeks.

This guide explains the typical timeline in general terms, what you might notice at each stage and how to keep expectations realistic. Everyone's skin is different, and a doctor will give you advice specific to your situation.

The first few days: healing, not results

Right after Rejuran, what you see in the mirror is mainly the injection process, not the result. Common short-term effects include:

Small raised bumps. These appear at the injection points and usually settle within a short time.
Redness. The skin may look pink for a few hours to a day or so.
Mild swelling. Some puffiness is common, especially on the first day.
Possible bruising. Small bruises can take longer to fade, depending on how easily you bruise.

Some people say their skin feels slightly plumper in the first days, but part of this is temporary swelling. Try not to judge the outcome during this stage.

The following weeks: gradual change

Polynucleotide treatments like Rejuran are generally associated with gradual changes in skin quality. In the weeks after treatment, patients sometimes report:

Smoother-looking texture. Skin may look a little more even.
A healthier-looking complexion. Some people describe their skin as looking less tired.
Better makeup application. Foundation may sit more smoothly on some skin types.

These changes are usually subtle. Many doctors plan Rejuran as a course of sessions spaced several weeks apart, because the effect is often described as building over time. Your doctor will suggest a plan based on your skin and goals.

Factors that affect how soon you notice results

How quickly and how clearly you see a difference depends on several factors:

Your starting point. Skin with more visible texture or dullness may show clearer change than skin that is already in good condition.
Number of sessions. One session may give a mild effect; a planned course may be discussed for more noticeable improvement.
Amount of product. The volume used per session affects how much of the face is treated.
Lifestyle. Sun exposure, sleep, smoking and skincare all influence skin quality.
Combined treatments. Some patients combine Rejuran with laser or other boosters, which can change the overall timeline.

How to track your progress

Because Rejuran changes are gradual, they can be hard to notice day to day. Some practical tips:

Take photos before treatment. Use the same lighting, angle and time of day.
Take follow-up photos. Repeat them after a few weeks under similar conditions.
Keep your skincare routine steady. Changing many products at once makes it harder to tell what helped.
Use sunscreen daily. Sun protection supports skin quality during the recovery period and beyond.

Planning Rejuran around a Busan trip

If you are visiting from abroad, schedule Rejuran early in your trip so the bumps and redness can settle before flights, events or photos. At Daybeau Clinic Seomyeon, Rejuran 2cc is listed at 139,000 KRW as a first-visit price, VAT excluded (10% VAT added at payment), checked October 2026. See our price list for other skin boosters and the Rejuran page for more details.

Results and suitability vary from person to person, and no specific outcome can be promised. The doctor will assess your skin at consultation before recommending Rejuran or an alternative.

Frequently asked questions

Will I look different the day after Rejuran?

You may see bumps, redness or slight swelling the next day. These are part of the healing process and usually settle quickly; they are not the final result.