Rejuran Healer, Does It Really Regenerate the Skin?
– The Principle and Effects Explained by a Dermatologist
Hello, everyone
I’m Oh Young-ju, director of Oblique Clinic in Hongdae :)

“My skin feels thinner than before,
it keeps feeling dull and rough.”
“Laser treatments feel too irritating...
Isn’t there a way to restore the skin fundamentally?”
Many people often say that even after using lasers, moisturizing injections, expensive cosmetics, and more, their skin no longer feels the same.

It seems to improve for a moment, but after a few days it becomes dry and rough again.
I’m sure many of you have experienced this at least once.
The reason is simpler than you might think ^^;
That’s because most of the skin care we usually do works by filling the surface or inducing temporary improvement.

What really matters is the skin cells’ ability to function healthily from within—in other words, its 'regenerative power'.
Today, I’ll explain how Rejuran Healer, a treatment that fundamentally boosts that regenerative power,
works, and whether it really is effective, from the perspective of a doctor practicing dermatology.
A substance that helps restore skin cells
Hongdae Rejuran, Does It Really Regenerate the Skin? -1

The main ingredient in Rejuran is a substance called PDRN.
This material is a highly purified biomaterial extracted from salmon testicular DNA,
and its effects on tissue regeneration, wound healing, and inflammation suppression have already been demonstrated in numerous clinical studies.
A paper recently published by the Department of Plastic Surgery at Seoul National University Hospital also exists
Medically, PDRN works in the following ways:
Activates fibroblasts
→ Induces collagen and elastin production
→ Strengthens the dermal layer of the skin
Repairs damaged DNA and promotes cell regeneration
→ Improves the skin’s own recovery speed
Suppresses inflammatory responses and stabilizes immunity
→ Effective for sensitive skin that is easily irritated
Unlike simply supplying moisture or smoothing wrinkles,
the core purpose of Rejuran is to create an environment in which the skin can “recover on its own and regain elasticity.”
Can Rejuran make a big difference with just one session?
Hongdae Rejuran, Does It Really Regenerate the Skin? -2

To answer first: no ^^;
Among skin booster treatments, Rejuran is one of the most conservative and safest treatments.
It produces little immediate plumping or dewy-skin effect,
but because it gradually improves the skin’s “inner function,” time and repetition are essential.

▶ From 1–2 weeks later, skin texture improvement and fine wrinkle reduction begin gradually
▶ After 3–4 regular treatments, an increase in dermal density and a noticeable change in elasticity can be felt
▶ After that, maintenance treatments every 3–6 months are recommended
For this reason, it is especially suitable for thin skin, sensitive skin, skin with acne scars, or skin that needs recovery after laser procedures ^^;
Some people are disappointed because there is no immediate effect, but Rejuran is actually a rare treatment that gets better over time.

Perhaps what our skin needs is not “stimulation,” but “time to recover.”
Rejuran Healer can be described as a treatment that quietly, yet clearly, changes the skin’s foundation rather than creating dramatic changes.
It does not end with just one treatment,
but after each session, you can feel your skin in the mirror becoming a little healthier and firmer.
Dullness, fine wrinkles, sensitivity that could not be covered with makeup...
Why not give skin that has accumulated all that fatigue a chance to recover now?
I hope today’s content was of some small help to you.
Wishing you happiness today as well, this was Director Oh Young-ju :)
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Hongdae Rejuran, Does It Really Regenerate the Skin?
Hongdae Rejuran, Does It Really Regenerate the Skin?
Hongdae Rejuran, Does It Really Regenerate the Skin?
Hongdae Rejuran, Does It Really Regenerate the Skin?