Medicube PDRN Pink Serum: A Sensitive-Skin Pick from Olive Young

PDRN has been everywhere in Seoul for the past year. Walk into any Olive Young and you’ll see an entire wall of salmon-coloured packaging — toners, pads, serums, eye creams, masks. For a while I ignored all of it. Felt like one of those ingredient trends that gets blown up on short-form video before dermatologists quietly debunk it a year later. But then I started seeing the Medicube (메디큐브) version specifically come up in conversations with friends who actually pay attention to their skin, and curiosity won.

So I went to Olive Young, I picked up the PDRN Pink Peptide Serum — the 30ml dropper bottle — and I’ve been using it consistently for a few weeks now. Here’s what I found, including one actually useful tip I stumbled on along the way.

 

Finding It at Olive Young

I got it when Olive Young had it on promotion — ₩18,910 down from ₩24,800. The display was hard to miss, with big pink signage promising dark-spot and pigmentation-mark improvement in two weeks.

Olive Young staff told me this is one of the most popular ampoules they carry right now, and the shelf real estate backed it up — a full vertical strip of the pink packaging with TRY ME testers in front. It’s also labelled as an Olive Young exclusive. You can find similar Medicube PDRN products on their US site and other international retailers, but this particular bundled version is the Olive Young-only configuration.

 

What’s on the Box, and What PDRN Actually Is

The box is hard to miss. Bright pink, with the product name across the front and a 10,000 PPM PDRN claim front and centre. The label spec: PDRN (Sodium DNA) 1%, 5 Types Peptide Complex, 30ml. (In Korea, ampoule and serum are used interchangeably for this category, so you’ll see both terms on the same product.)

PDRN — short for polydeoxyribonucleotide — is a salmon-DNA-derived ingredient that’s gotten popular in Korea for skin recovery. It’s gentle enough for sensitive skin and commonly used after aesthetic procedures, supporting cell regeneration and collagen.

 

The Gift Set — Travel-Friendly and Actually Worth It

The Olive Young version comes bundled. The main 30ml bottle plus a mini 10ml ampoule and a mini 10ml PDRN Pink Hyaluronic Moisturizing Cream — all photographed here. The serum bottle itself is frosted pink-tinted glass with a rubber dropper, very clean packaging that photographs well on a bathroom shelf but isn’t trying too hard.

Both minis are genuinely useful, not the kind of gift-with-purchase you toss immediately. The small ampoule is a perfect size to throw into a carry-on, and the cream is enough to actually try before committing to the full version. I’ve been using the mini cream after the serum at night and it’s a solid pairing. The packaging is also pretty enough that this set would make a decent gift, if you’re shopping for someone who’s into K-beauty. Travel kit, gift, sampler — frame it however you want depending on who it’s for.

 

Texture and How It Actually Feels

The bottle uses a glass dropper, which I prefer over pump dispensers for serums — you can see exactly how much you’re using, and the dosing is precise. One full press is enough for the whole face. The scent is mild — I notice something faintly aquatic when I apply it, but it’s not strong and it fades immediately. If you’re fragrance-sensitive, test it first, but I didn’t have any reaction and my skin is not totally forgiving.

 

On the back of the hand, a single drop looks like this — a small pink bead, barely tinted. The pink isn’t artificial colouring; it’s from vitamin B12 in the formula.

 

What surprised me is how runny it actually is. The serum doesn’t sit on your skin for a beat before sinking in — it’s almost watery, more like a treatment essence than a typical thick serum. If you tip your hand even slightly, it’ll start to move.

 

Spreading it across the skin is effortless. No drag, no need to massage it in for thirty seconds — it just glides. You barely have to work at it.

 

And then it’s absorbed. What’s left is a dewy finish with skin texture looking more even — no tackiness, no white residue, no waiting period before the next step.

 

The Foundation Mixing Trick

I saw someone mention mixing one or two drops into foundation to get a more skin-like finish, and I tried it. The starting setup looks like this — a drop of foundation and a single drop of the serum, sitting next to each other on the back of the hand before blending.

 

Mid-blend, the pink tint disperses into the beige and the foundation feels noticeably lighter on the way out. Less drag, more glide. It’s a small thing but you feel the difference under your fingers.

 

The final result is smoother and more even. My foundation usually catches on dry patches, and this fixes that — less drag, more glide, a subtle natural-glow finish without the oily look that setting spray sometimes leaves. I’ve started doing this on days when I want a lighter base. One or two drops is enough; more and the foundation gets too thin.

 

Bottom Line

One drop covers absorption, glide, and a soft glow in a single step — easy to fit into a busy morning routine. No irritation in the few weeks I’ve been using it, my skin texture looks more even, and it layers nicely under everything else.

If you have sensitive skin and want a low-stakes way to try PDRN, this is a solid entry point.

 

The Basics

Brand	Medicube (메디큐브)
Product	PDRN Pink Peptide Serum (연어 PDRN 핑크 펩타이드 앰플)
Volume	30ml / 1.01 fl.oz.
Key ingredients	PDRN (Sodium DNA) 1%, 5 Types Peptide Complex, Salmon DNA 10,000 PPM
Price in Korea	₩24,800 regular / ₩18,910 on sale (as of May 2026, Olive Young)
Where to buy in Korea	Olive Young (exclusive)
International	Similar PDRN line available at medicube.us and Korean beauty retailers (~$22–26)
Skin type	Combination, oily, sensitive — the lightweight texture suits most types

 

If you’re in Seoul and browsing Olive Young, it’s worth trying — the gift set makes the value even more obvious. If you’re ordering internationally, check the Medicube US site or other K-beauty retailers that carry the line.

Last verified: May 7, 2026. Prices at Olive Young are subject to change.