EUN PDRN Brightening Formula for Melasma, Acne scars & Hyperpigmentation

Rated 4.7 (5000+)

Glowing Customers

EUN PDRN Brightening Formula for Melasma, Acne scars & Hyperpigmentation

$49.99 $89.99 SAVE 44%

Regenerates & Repairs Skin Cells

Boosts Collagen & Improves Elasticity

Repairs UV-Damaged Cells at the DNA Level

Brightens & Evens Skin Tone

Deeply Hydrates & Strengthens Barrier

1 Serum - 1 Month Supply

$49.99 $89.99

$49.99/each

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Michelle S.

"My melasma got worse after my second pregnancy. I tried everything even hydroquinone, which burned my skin. This is the first product that actually calmed my skin down AND started fading the patches." — Michelle, 38

Description

EUN PDRN Brightening Serum brings the regenerative technology behind Korea's most sought-after clinic treatment into your daily routine. No appointment, no needles, no downtime.

PDRN (Polydeoxyribonucleotide) is the active ingredient in Rejuran Healer, the injectable skin booster Korean dermatologists have used for over two decades to stimulate collagen, improve skin density, and restore a luminosity that no moisturiser can replicate. We paired it with Acetyl Hexapeptide-8, a signal peptide that communicates directly with collagen-producing cells, and a dual humectant complex of Glycerin and Sodium PCA that mirrors your skin's own natural moisture factors.

The result: skin that looks brighter, feels denser, and holds its hydration well past noon. The kind of glow that makes people ask what you have had done, when the answer is just a serum you use every morning.

What you will notice:

Fine lines appearing softer and less defined over 4 to 6 weeks of consistent use
Deeper, longer-lasting hydration that does not need topping up throughout the day
A more even, luminous skin tone. Less patchy, less dull, more light-reflective
Skin that feels more substantial. Bouncier, firmer, less tissue-paper thin

The formula: 12 ingredients. No fragrance, no alcohol, no fillers. Suitable for all skin types including sensitive and reactive skin. Lightweight, fast-absorbing, non-greasy. Sits comfortably under moisturiser and SPF.

Pro tip: Apply immediately after home microneedling to significantly boost PDRN absorption and close the gap between topical and clinic results.

Apply 2 to 4 pumps to clean skin. Massage over face and neck until absorbed. Use morning and evening. Follow with moisturiser or SPF.

Shipping and Delivery

Shipping & Delivery

All EUN orders are fulfilled within 2 to 5 business days of purchase. You will receive a tracking number by email as soon as your order ships.

Delivery Times

United States: 2 to 4 business days via USPS
United States Express: 1 to 3 business days via USPS Priority
Australia and New Zealand: 3 to 5 business days via FedEx
Canada: 3 to 5 business days via FedEx
UK and Europe: 3 to 5 business days via FedEx
South Korea and Southeast Asia: 3 to 5 business days via FedEx

Total estimated time from order to delivery is 5 to 10 business days depending on your destination.

Tracking

You will receive a tracking link by email once your order has shipped. If you have not received tracking within 6 business days of placing your order, please contact us and we will look into it straight away.

Something Went Wrong?

If your order arrives damaged, incorrect, or does not arrive at all, please contact us within 14 days of the expected delivery date and we will make it right.

What are the ingredients?

EUN PDRN Brightening Serum contains 12 ingredients. Every one earns its place. No fragrance, no alcohol, no fillers.

Full ingredient list: Aqua (Water), Glycerin, Propanediol, Panthenol, Sodium Hyaluronate, Sodium PCA, Polydeoxyribonucleotide, Acetyl Hexapeptide-8, Hydroxyethylcellulose, Phenoxyethanol, Ethylhexylglycerin, Sodium Hydroxide.

How do I use it?

Apply 2 to 4 pumps to clean, dry skin. Massage gently over your face and neck until fully absorbed. Use morning and evening before your moisturiser or SPF.

For best results, use consistently for at least 4 to 6 weeks. You will feel the hydration and softness within the first few applications. The visible skin quality improvements, including tone, density, and fine line softening, build gradually over time. Do not stop before it gets good.

Is this safe for my skin type?

Yes. The formula was designed with all skin types in mind, including sensitive, reactive, and compromised skin. There is no fragrance, no alcohol, no essential oils, and no known high-irritation actives. PDRN is one of the most well-tolerated ingredients in clinical skincare literature, specifically because it is anti-inflammatory rather than sensitising.

If you are currently in an active flare, dealing with eczema or rosacea, or have recently had a procedure, we still recommend a patch test before applying all over. Apply a small amount to your inner arm or jaw for 24 hours before full use.

This serum is not recommended for use on broken or open skin.

Can I use this with retinol / tretinoin / strong actives?

Yes — and this is actually one of the best use cases. Apply retinol/tret first, wait 20 minutes, then layer PDRN. Many people find their recovery from strong actives shortens significantly, and they can use actives more frequently as a result. We've seen this consistently in customer feedback: PDRN doesn't compete with your actives. It manages the consequences.

How long until I see results?

We know you've read "results in 2 weeks" on 6 different products that didn't work. So here's the honest answer:

Week 1: Your skin feels different. More hydrated, calmer, glowier. That's real — but it's not the melasma fading yet.

Weeks 3-4: The patches start softening. Not vanishing — softening. The contrast between the dark spots and your normal skin tone starts to shrink.

Weeks 6-8: This is where our customers start texting their friends. The spots are visibly lighter. Some are skipping foundation for the first time in years.

Here's why it takes longer than a brightening serum that "works overnight": PDRN isn't bleaching the pigment off the surface. It's repairing the damaged cells underneath that are overproducing melanin. That's a slower process — but it's the reason the results actually hold.

Excellent 4.9 | 1,422

EUN PDRN Brightening Formula for Melasma, Acne scars & Hyperpigmentation

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Rated 4.8/5 based on 5000+ Total Ratings

Customer Reviews

Chloe, 28 Verified Buyer

I'm not even exaggerating when I say I have spent more money on brightening serums than I'd ever admit out loud. Vitamin C, tranexamic acid, hydroquinone the hydroquinone literally burned my skin and made the patches DARKER. I was so done. I started using EUN honestly with zero expectations. Like none. First week my skin just felt really hydrated and calm which was nice but I've been fooled by that before. But around week 4 I looked in my car mirror you know, the brutal one with the sunlight and the patches on my cheeks were actually lighter. Not gone. But lighter in a way that nothing else had ever done. I'm on month 3 now and I wore just sunscreen to drop my kids off last week. No foundation. That hasn't happened in two years.

Michelle, 35 Verified Buyer

My melasma showed up during my second pregnancy and just never left. My OB said it might fade on its own. It didn't. My derm put me on hydroquinone which I couldn't use while breastfeeding so I just had to stare at it in the mirror every day for a year. My friend in Korea told me about PDRN — she said everyone there gets it injected. I couldn't afford $400 appointments so when I found this serum I figured why not. Honestly the first thing I noticed wasn't even the dark spots, it was how my skin just looked healthier? Like glowy and plump. My husband said I looked rested which is hilarious because I have a toddler. The spots on my upper lip and forehead started fading around week 5. They're not 100% gone but the difference in my before and after photos is honestly shocking. I actually look like myself again.

Daine, 44 Verified Buyer

I'll be honest I was skeptical because I know the research on topical PDRN penetration is mixed. I've read the studies. I know injectable works better. But I also can't fly to Seoul four times a year so I gave this a shot. I was wrong to be skeptical. The texture and hydration were immediate — like my skin drinks this stuff. But the real surprise was my dark spots. I have melasma across both cheeks and I've been managing it with azelaic acid and tranexamic acid for years. Adding this serum in actually made those products work better? Like the combination finally did what the other products alone never could. 6 weeks in my melasma is probably 60-70% improved. I'm not exaggerating. My skin looks like it did before this whole mess started. I've already ordered a second bottle.

Free Shipping on All Orders 30-Day Money-Back Guarantee Used in Korean Clinics Since 2000

Damage Accumulates

UV exposure, hormonal shifts, and inflammation injure your skin cells at the DNA level. Not surface-level. Deep. The kind of damage you can't see yet, but your cells can feel.

Damaged Cells Panic

When cells are injured, they overproduce melanin as a stress response. It's your skin's version of an alarm going off. Dark patches spreading where the damage is worst.

You Treat the Alarm

Vitamin C. Hydroquinone. Tranexamic acid. They all try to suppress melanin production. And they work, temporarily. Because the damaged cells underneath are still damaged.

It Comes Back

You stop the product. Or the sun hits your face. Or your hormones shift again. And the spots return, because you never fixed what was causing them in the first place.

This is the cycle. And it's why your 7-step brightening routine still isn't working.

A different approach

What If You Repaired the Cell Instead of Blocking the Pigment?

PDRN (Polydeoxyribonucleotide) is a DNA fragment that Korean dermatologists have been injecting into skin for over two decades.

It doesn't suppress melanin. It doesn't block enzymes. It doesn't bleach. It repairs UV-damaged DNA at the cellular level. When the cell is repaired, it stops sending the distress signal. When it stops sending the distress signal, it stops overproducing melanin.

You've been trying to turn off the smoke alarm.

This puts out the fire.

Clinic Injection

$400+

per session

EUN Serum

$68

per bottle

The $400 clinic ingredient

Korean Dermatologists Have Been Fixing This for 20 Years. They Just Weren't Telling You How.

In Seoul, women pay $400+ per session for Rejuran, a PDRN injection that repairs skin from the inside out. They book it every season. Some have been doing it for years.

The ingredient works. That was never the question. The question was: could it work topically?

Clinical studies found that topical PDRN significantly improved wound healing, repaired UV-induced DNA damage, and increased hydration and elasticity. EUN puts that same active ingredient into a daily serum.

20+

Years in clinical use

Published studies

Safety concerns

Salmon PDRN

Repairs UV-damaged DNA and activates cell regeneration through the adenosine A2A receptor pathway. The same compound injected in Korean dermatology clinics for 20+ years.

Niacinamide

Inhibits melanin transfer to the skin surface. Strengthens your barrier function so damaged, sensitized skin can actually heal instead of reacting to everything.

Glycerin + Sodium PCA

Deep hydration that plumps skin and immediately makes dark spots appear less prominent. Dehydrated skin makes pigmentation look worse. This fixes that on day one.

Acetyl Hexapeptide-8

Relaxes expression lines and reduces the micro-inflammation that triggers melanin overproduction in delicate areas like around your eyes and forehead.

Panthenol

Calms irritation on contact. Critical for melasma-prone skin because inflammation is one of the biggest triggers for making dark patches darker.

Sodium Hyaluronate

Draws moisture deep into the skin. Creates the "glass skin" luminosity that Korean clinics are known for. The glow you notice before the spots even start fading.

What you've been using

Suppress

Hydroquinone, Kojic Acid, Vitamin C, Arbutin

Blocks the enzyme that produces melanin
Works while you use it consistently
Spots return when you stop
Can irritate sensitive or melasma-prone skin
Treats the symptom, not the cause

Temporary relief

What PDRN does

Repair

PDRN DNA Fragments. Cell-level regeneration.

Repairs the damaged cells overproducing melanin
Cumulative improvement that holds over time
Works with your skin, not against it
Anti-inflammatory. Calms while it repairs.
Treats the root cause of pigment overproduction

Lasting correction

What your derm recommends

Peel

Chemical Peels, Retinoids, Laser Treatments

Removes pigmented surface cells
Results in 4 to 8 weeks with downtime
Risk of post-inflammatory hyperpigmentation
Can actually make melasma worse
Treats the surface only

Risky for melasma

The science isn't new

The Ingredient Korean Dermatologists Have Trusted for Over 20 Years

PDRN is not a trend. It has been used in Korean dermatology clinics since the early 2000s as an injectable for collagen stimulation, wound healing, and cellular regeneration. EUN puts that same active ingredient into a daily serum.

20+

Years in clinical use across Korean dermatology

2019

Peer-reviewed study confirmed topical PDRN repairs UV-induced DNA damage

Published clinical studies on PDRN for skin regeneration

Controversies. No retractions. No safety concerns.

Cleanse

Start with clean, dry skin. A gentle cleanser that does not strip your barrier. Your skin is already sensitized.

Apply PDRN Serum

2-3 drops pressed gently into areas of concern: cheeks, forehead, upper lip. Let it absorb for 30 seconds before your next step.

SPF 50+ (Non-Negotiable)

PDRN repairs the damage, but you have to stop adding new damage. Broad-spectrum sunscreen every single morning. This is the step that makes everything else work.

Pro tip: For stubborn patches, use after micro-needling or dermarolling for deeper penetration. This is exactly how Korean clinics maximize PDRN absorption. PDRN also pairs beautifully with tranexamic acid, retinol, and azelaic acid.

We know you've read "results in 2 weeks" on 6 different products that didn't deliver. So here's the honest answer.

Week 1: Your skin feels different. More hydrated, calmer, glowier. That's real, but it's not the melasma fading yet.

Weeks 3-4: The patches start softening. The contrast between the dark spots and your normal skin tone starts to shrink.

Weeks 6-8: This is where our customers start texting their friends. The spots are visibly lighter. Some are skipping foundation for the first time in years.

It takes longer than a surface brightener because PDRN works deeper. It's repairing the damaged cells that cause the overproduction. That's also why the results actually hold instead of bouncing back.

Different delivery, complementary benefits. The injection goes deeper for a concentrated boost. The serum provides daily PDRN exposure that supports ongoing cellular repair.

Many Korean women do both: injections quarterly, topical daily. But if you're choosing one, daily topical use creates the consistency your skin needs for lasting improvement. And at $68 vs. $400+, you can use the serum for months for less than a single clinic session.

Yes, and you should. PDRN pairs beautifully with tranexamic acid, niacinamide, retinol, and azelaic acid. It actually helps your skin tolerate stronger actives by strengthening your barrier.

Think of it as the foundation that makes your entire brightening routine finally work the way it was supposed to. Many customers tell us it's the "missing piece" that made their existing products start performing.

PDRN is inherently anti-inflammatory. It calms your skin while it repairs it. Users with eczema, rosacea, and post-procedure sensitivity consistently report that PDRN soothes their skin rather than irritating it.

This is not an acid. It is not a retinoid. It's a repair molecule. If your melasma-prone skin has been burned by harsh brightening products before, this is the opposite experience.

We get it. PDRN is extracted from salmon-derived DNA fragments (polydeoxyribonucleotides). It sounds unusual, but it has been used safely in medical and dermatological settings for over 20 years.

The DNA fragments are highly purified. They're repair signals that your skin cells recognize and respond to. It's not "salmon on your face." It's a biocompatible molecule that your cells already know how to use.

Hydroquinone suppresses melanin production, and it works while you use it. But many women with melasma can't tolerate it. It burns. It irritates. And for sensitized, melasma-prone skin, that irritation can actually trigger more pigmentation.

PDRN takes the opposite approach: instead of forcing melanin production down (and irritating your skin in the process), it repairs the damaged cells that are overproducing melanin in the first place. No burning. No irritation. No rebound when you stop.

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