Medicube Salmon DNA PDRN Pink One Day Serum

Overview

Medicube markets this on salmon DNA PDRN, and you use it as a targeted treatment step. With a strong 4.5 out of 5 from 2k ratings, it is a well-liked pick. Its Amazon listing does not flag strong actives, which is a filter on listing text rather than a safety assessment.

The summary above follows how Medicube markets this product. We also read the published ingredient list line by line, and it tells a different story: what the ingredient order actually says.

At a glance

What buyers actually say

We read a sample of the Amazon reviews for this product and describe the pattern in our own words. It is a sample, not a survey of all 2,423 ratings, and we do not reproduce customer reviews.

This is the thinnest sample in the set: seven short, uniformly positive reviews with very little detail in any of them. The common threads are a glow afterwards, skin that feels soft, and the single-dose format being convenient for travel. Several reviewers mention using it alongside a Medicube device or after microneedling rather than on its own, and one describes results building over roughly a month while using the wider pink collagen range. Nobody in this sample raises a complaint, so the four per cent of one-star ratings on the listing go unexplained by what we read.

How the ratings break down

Amazon's own star distribution for this product, read on 2026-10-01. We show the one-star share too, because an average alone hides it.

7% of these ratings are one or two stars. That is about typical for the Medicube range, where the median is 6%.

We cannot tell you what those reviewers said. Amazon.co.uk now requires an account to open the full review list, so the critical reviews are not readable from a public page. We would rather say that than guess.

What is salmon DNA PDRN?

PDRN (polydeoxyribonucleotide) is a soothing, skin-conditioning ingredient derived from salmon DNA, used to support the barrier and give a plumper, glowier look.

Ingredients, as listed by Medicube

Taken from Medicube's own product page on 2026-08-05. We have not verified it against a physical pack, and formulations change by market and batch. If an ingredient matters to you, check the pack itself. One more caveat for UK readers: Medicube has no separate UK site, so this list comes from its US product page. UK and EU ingredient lists can differ from the US one, so treat this as indicative until you have the pack in front of you.

Show the full ingredient list (42 ingredients)

Water (Aqua), Glycerin, Butylene Glycol, Polyglycerin-3, Methylpropanediol, Niacinamide, Glycereth-26, 1,2-Hexanediol, Betaine, PEG-8, Methyl Gluceth-20, Methyl Gluceth-10, Carbomer, Tromethamine, Panthenol, Ethylhexylglycerin, C12-14 Alketh-12, Glyceryl Acrylate/Acrylic Acid Copolymer, Xanthan Gum, Adenosine, Disodium EDTA, Saccharide Hydrolysate, Cyanocobalamin, Salmon Egg Extract, Polyglyceryl-10 Laurate, Hydrogenated Lecithin, Soluble Elastin, Sodium DNA (1ppm), Microcrystalline Cellulose, Sodium Hyaluronate, Cellulose Gum, Hyaluronic Acid, Soluble Collagen, Sodium Hyaluronate Crosspolymer, Hydrolyzed Sodium Hyaluronate, Hydrolyzed Hyaluronic Acid, Glutathione, Sorbitan Laurate, Sodium Acetylated Hyaluronate, Hydroxypropyltrimonium Hyaluronate, Hydroxyethylcellulose, Acetyl Dipeptide-1 Cetyl Ester

What the ingredient order actually tells you

• Here is the order the list gives the heroes on the box: niacinamide sixth, panthenol 15th, salmon DNA 28th, collagen 33rd, and the lone peptide entry sitting last at 42nd of 42.
• Hyaluronic acid is the only hero with numbers on its side, a string of entries between 30th and 40th. All of them still sit in the back third.
• The base is glycerin and glycols, standard clear-ampoule chemistry, and no fragrance appears on the list.

Our read

Single-dose ampoules are a format statement, and the format is the freshest thing here: the PDRN itself sits 28th of 42. What these actually deliver day to day is a niacinamide and glycerin hydration shot. Fine as a travel-friendly booster; thin as a salmon DNA event.

Who should skip this

• PDRN is the purchase reason. At 28th it is an accent on a niacinamide base.
• You dislike single-dose plastic. With this formula, the ampoule format is most of what you are paying for.
• You expect peptides to feature. The only peptide entry holds the final position.

A note on how we read that list. Ingredient lists run in descending order of concentration, but only for ingredients above 1%. Below that, the order is up to the manufacturer, so a low position tells you something is present at a low level, not exactly how much. We do not guess at percentages. FDA labeling guide.

What the listing says

Medicube's own description of this product, as published on its Amazon.co.uk listing. It is marketing copy, not our assessment, and we have not verified the claims in it.

• 99% High-Purity Salmon PDRN: Enhanced absorption with minimal residue due to its small particle size. Uniform and stable concentration ensures better absorption and more effective skincare benefits.
• Exclusive medicube Formula for Uneven Skin Tone: Combines salmon roe extract for uneven skintone, ultra-small 285Da collagen (1/1000 the size of regular collagen) for improved elasticity, and glutathione & elastin for healthy, glass glow skin.
• Hydrating & Radiance-Boosting Salmon DNA Ampoule: Improves skin density with 58.7% hydration increase immediately after use and a 38.8% boost in radiance.
• One-Day Pink Drop Ampoule: Each dose is individually packaged in a convenient, single-use vial inspired by eye drops. This design ensures the stability of the intensive ampoule formula and delivers maximum efficacy with every application.
• How to Use: Open the vial and apply the ampoule after toner in your skincare routine. If any product remains, reseal and use within one day for maximum freshness. For best results, use immediately after opening to preserve potency.

Full listing title: Salmon DNA PDRN Pink One Day Serum | Intensive Ampoule with PDRN, Collagen, Glutathione, Hyaluronic Acid - Improves skin radiance and glow, Korean Skincare, 10ea

Frequently asked questions

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