PDRN skincare: the 5 best pharmacy products in 2026

PDRN skincare has been the ingredient I get asked about most at the pharmacy for the last two years. First it was people who follow Korean skincare. Then, patients who had seen results from injectable polynucleotide treatments in clinic and wanted a topical equivalent to maintain them at home. And now people simply walk in saying, “I want something with salmon DNA”. Just like that.

And they are right to look for it. PDRN (polydeoxyribonucleotide) is well-evidenced; it is not just a TikTok trend. But not all cosmetics with PDRN are equal, and that is where I can help you decide. I have spent months testing and dispensing the ones we stock at Farma2Go — these are the ones that perform best.

What PDRN is and why it is everywhere in skincare

PDRN stands for polydeoxyribonucleotide. A PDRN cosmetic is a topical product that contains purified fragments of salmon DNA (specifically from the sperm of Oncorhynchus keta, chum salmon) obtained through a purification process that isolates low molecular weight DNA fragments.

No, you are not putting whole salmon DNA on your face to “turn into a fish”. The PDRN fragments act as biological signals that your skin recognises. They activate the adenosine A2A receptor, which triggers tissue regeneration, collagen production and reduced inflammation.

• PDRN is a purified complex of low molecular weight DNA fragments derived from salmon sperm used in topical skincare.
• Topical PDRN acts as a signalling molecule rather than integrating into human DNA or changing genetic material.
• Activation of adenosine A2A receptors by PDRN promotes tissue repair, collagen synthesis and anti-inflammatory effects in skin.

How PDRN works in your skin

There are three main mechanisms, all supported by published studies on PDRN skincare:

Activation of the A2A receptor

PDRN fragments bind to the adenosine A2A receptor on fibroblasts. This triggers production of VEGF (vascular endothelial growth factor), which improves microcirculation and tissue oxygenation. Translation: skin with better colour, less dullness and more radiance.

Stimulation of collagen and elastin

By activating fibroblasts, PDRN promotes synthesis of type I and type III collagen. An in vivo study published in the International Wound Journal (2017) showed a 23% increase in collagen density after eight weeks of topical application.

Anti-inflammatory effect

PDRN reduces expression of TNF-α and IL-6 (pro-inflammatory cytokines). In skin prone to redness, rosacea or following aesthetic procedures, this effect makes a clear difference. It is no coincidence that dermatologists recommend topical PDRN after laser or peels.

• PDRN activates adenosine A2A receptors on fibroblasts, increasing VEGF and improving dermal blood flow and oxygenation.
• Clinical data show topical PDRN can increase dermal collagen density by around 20% after several weeks of use.
• PDRN downregulates pro-inflammatory cytokines such as TNF-α and IL-6, which helps calm redness and post-procedure irritation.

The 5 best pharmacy cosmetics with PDRN

I have chosen these because I have them in stock, I have tested them myself (or had honest feedback from customers) and they cover different steps in a routine. Medicube is the brand that has developed topical PDRN most thoroughly — a Korean catalogue covering serum, cream, booster gel and sunscreen. And for the “soothe” step, I add VT Cosmetics PDRN Cica Exosome: an ampoule that works very well when skin is reactive, rosacea-prone or post-aesthetic procedure.

How to add PDRN to your routine

You do not need to buy all five products. With one serum or one cream containing PDRN you already cover the essentials. But if you want to build a complete routine around PDRN skincare, this is the order I recommend:

Morning routine

Gentle cleanser → your usual toner → Medicube PDRN Pink Peptide Serum → moisturiser (or Medicube Collagen Capsule Cream if your skin needs it) → Medicube PDRN Sun Cream SPF50+.

Evening routine

Double cleanse → your usual toner → Medicube PDRN Pink Peptide Serum → Medicube Collagen Capsule Cream.

If your skin is reactive, redness-prone or you have recently had an aesthetic procedure, add a soothing ampoule before the serum. VT Cosmetics PDRN Cica Exosome is the one that fits this role best — Cica + exosomes + PDRN working together on inflammation.

And if you use a home device such as radiofrequency, Medicube Booster Gel works very well as a conductive gel.