MAXCLINIC
Pro Hyaluron Toner 320ml$65.005 PDRN B5 Vital Soothing Toner
COSRX's PDRN soothing toner, layering sodium DNA and niacinamide with panthenol and alpha-arbutin, pressed in straight after cleansing, morning and evening.
No reviews yet280ml
$10.00 per 100 ml
- Korean-market formula
- Ships from California or direct from Korea
- Korean barcode and batch code intact
- Suited to
- SensitiveCompromised barrierUneven toneDull
- Helps with
- Barrier weaknessEarly environmental damageUneven tone and dullnessExcess oil
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MAXCLINIC Pro Hyaluron Toner 320mlMAXCLINIC
$65.00
$22.50
$37.50
- 30-day returns
- Free US shipping on orders of $100 or more
- Tracked delivery to your door
How it works
Skin that runs red or reactive is often met with a heavier cream, but that alone does not solve the dryness underneath. This 280 ml toner leads with water, then niacinamide, sodium DNA, and hydrolyzed collagen, addressing hydration at the toner step first. Centella asiatica extract and alpha arbutin sit further down for an even, calm finish. Skin that responds feels steadier through the rest of the routine, since later steps meet a better prepared surface. Pat or sweep it on after cleansing, morning and night, before serum or cream.
Key benefits
- 280 ml bottle, the size the Korean market sells
- The step straight after cleansing, AM and PM
- Sourced as the original Korean-market version
How to use
- Use the 5 PDRN B5 Vital Soothing Toner straight after cleansing, morning and evening, while the face is still damp.
- Pour a coin-sized pool into your palms and press it over the face in two passes rather than dragging a cotton pad around.
- It goes before serum and moisturizer, and the damp layer it leaves is what the step above it holds on to.
- Twice a day, every day. Do not let it dry down completely before the next layer goes on, or you lose the reason for applying it to damp skin.
COSRX 5 PDRN B5 Vital Soothing Toner
What is the 5 PDRN B5 Vital Soothing Toner for?
This 280 ml toner opens with water, then niacinamide sits fourth on the list, followed by a run of soothing and hydrating names including sodium DNA, hydrolyzed collagen, and centella asiatica extract. It sits at the step right after cleansing, built around comfort and hydration rather than exfoliation. Alpha arbutin further down the list rounds out an even, calm looking finish.
Is this toner suitable for sensitive or redness prone skin?
The list carries no fragrance, no essential oil, no denatured alcohol, and no added colourant, which matters for skin that flushes or reacts easily. Centella asiatica extract sits alongside panthenol and allantoin for comfort, and there is no acid or retinoid on this list to further provoke reactive skin. Anyone with a known sensitivity to a specific listed ingredient should check the full panel before first use.
How does this toner behave with continued use?
Hydration and comfort from a toner like this build session over session rather than appearing after one application; skin that is chronically dry or reactive typically needs weeks of consistent use before the difference in comfort and tone becomes obvious. There is no acid or retinoid here, so there is no adjustment period to plan around. Applying it consistently, morning and night, is what makes the difference visible over time.
Can I layer this with a brightening serum or an exfoliating acid?
No acid and no brightening-acid derivative sits on this list, so a separate exfoliating or brightening step layers in after this toner without doubling up on the same kind of ingredient. Apply this toner first on cleansed skin, let it settle, then follow with whichever active serum you are using that session. Because the formula itself is calming rather than active, it pairs easily with most other steps.
How can I tell my 280 ml 5 PDRN B5 Vital Soothing Toner is the real Korean market COSRX formula?
COSRX runs its own verification for this line: the check happens on cosrx.com, where you enter the batch number and expiration date printed on your own unit rather than a code we supply. We source and list this as authentic Korean market COSRX stock, with the Korean retail packaging and Hangul ingredient panel under our English over label standing as the record. Reading the batch code off your own box, then confirming it directly with COSRX, is what that system is built to do.
Not on the ingredient list below: fragrance or parfum, denatured or SD alcohol, essential oils, silicones, parabens, sulfate surfactants, mineral oil or petrolatum and added color.
Full INCI (38): Aqua/Water, Butylene Glycol, Glycerin, Niacinamide, Pentylene Glycol, 2,3-Butanediol, 1,2-Hexanediol, Betaine, Diethoxyethyl Succinate, Sodium DNA, Carbomer, Arginine, Panthenol, Ethylhexylglycerin, Adenosine, Hydrolyzed Corn Starch, Disodium EDTA, Allantoin, Sucrose, Lactobacillus Ferment, Pantothenic Acid, Alpha-Arbutin, Hydrolyzed Collagen, Centella Asiatica Extract, Propanediol, Tocopherol, Sodium Phytate, Sodium Hyaluronate, Hydrolyzed DNA, Caprylyl Glycol, Hydroxypropyltrimonium Hyaluronate, Acetyl Hexapeptide-8, Hydrolyzed Hyaluronic Acid, Sodium Acetylated Hyaluronate, Hyaluronic Acid, Hydrolyzed Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer, Potassium Hyaluronate
Ingredient list read from inkeedecoder.com on 19 August 2026.
37 of 38 explained
- Aqua/Water solvent
- Water is the base almost every serum, toner and cream is built on. It dissolves the water-loving ingredients and sets how light the finished texture feels. On an INCI list it is usually first, which only means it is the largest single ingredient by weight.
- Butylene Glycol humectant
- Butylene Glycol is a small glycol that does two jobs at once: it holds water in the top layer of skin and it dissolves plant extracts and actives that plain water cannot. It also thins a formula, which is why watery Korean essences lean on it.
- Glycerin humectant
- Glycerin is the most used humectant in skincare. It draws water into the outer layer of skin and holds it there, and it is one of the very few ingredients whose hydrating effect is settled science rather than marketing. Higher amounts feel tacky, which is why it is usually blended.
- Niacinamide active
- Niacinamide is vitamin B3, and it is the most studied active in Korean formulation. It is used at roughly 2 to 5 percent for the look of uneven tone and visible pores, and it is water soluble, stable and comfortable beside almost every other active, which is why it turns up in so many lists.
- Pentylene Glycol humectant
- Pentylene Glycol hydrates and, like the other longer-chain glycols, makes a formula less hospitable to microbes so the preservative system can be lighter. It also improves how evenly a product spreads.
- 2,3-Butanediol humectant
- 2,3-Butanediol is a fermentation-derived glycol. It hydrates and, like the other longer glycols, makes a formula harder for microbes to grow in.
- 1,2-Hexanediol humectant
- 1,2-Hexanediol is a glycol used for two reasons: it holds water like glycerin, and it makes a formula harder for microbes to live in, so less traditional preservative is needed. Korean formulas use it heavily for that second reason.
- Betaine humectant
- Betaine is a sugar-beet-derived humectant that cells use to hold water. In a formula it hydrates and takes the edge off cleansers and acids, which is why it often appears alongside them.
- Diethoxyethyl Succinate solvent
- Diethoxyethyl Succinate is a solvent that helps water-resistant actives spread and sink in evenly. It also leaves a light, silky feel.
- Sodium DNA active
- Sodium DNA is the salt of DNA, in Korean skincare almost always salmon derived, and it is the ingredient behind the PDRN category. It is used as a humectant and for the look of tired skin; the fragments themselves are what the name PDRN refers to.
- Carbomer thickener
- Carbomer is a synthetic polymer that only gels once a base neutralises it, which is why arginine or tromethamine sits nearby on the list. It gives the clear, non-stringy gel texture a xanthan formula cannot reach.
- Arginine amino acid
- Arginine is an amino acid that does two jobs here: it holds water in the outer layer of skin, and it neutralises acidic gelling agents, which is why it often stands in for a synthetic pH adjuster.
25 more explained
- Panthenol humectant
- Panthenol is pro-vitamin B5: skin converts it to pantothenic acid. It is a humectant that holds water and leaves skin feeling soft and less tight, and it is one of the ingredients formulators reach for when a formula also contains something harsh.
- Ethylhexylglycerin preservative booster
- Ethylhexylglycerin softens skin and boosts a preservative system, which is why it is nearly always sitting beside phenoxyethanol or 1,2-hexanediol. It also cuts down the odour bacteria produce, so it turns up in deodorising products.
- Adenosine active
- Adenosine is a nucleoside that Korea's own cosmetic authority recognises as a wrinkle-care functional ingredient, which is why it appears on so many Korean lists at a low level. It is used for the look of fine lines and is stable and well tolerated.
- Hydrolyzed Corn Starch absorbent
- Hydrolyzed Corn Starch is starch broken into smaller fragments. It gives a silky, powdery slip and absorbs a little oil.
- Disodium EDTA chelator
- EDTA is a chelator: it locks up trace metal ions from water and packaging that would otherwise turn a formula cloudy, off-colour or rancid. It does nothing to skin and appears at a fraction of a percent.
- Allantoin active
- Allantoin is a comfrey-derived compound used to condition skin and soften the outer layer so it feels smoother. It is one of the standard additions to a formula built for easily irritated skin.
- Sucrose humectant
- Sucrose is table sugar, used here as a humectant. It draws water into the outer layer of skin and, in a scrub, doubles as the physical grain.
- Lactobacillus Ferment ferment
- Lactobacillus Ferment is the liquid left after lactobacillus bacteria have fermented a plant or milk substrate. It carries the small molecules the fermentation produced, including lactic acid and amino acids, and is used for the look of dull, uneven skin.
- Pantothenic Acid vitamin
- Pantothenic Acid is vitamin B5, the form skin converts panthenol into. It is used as a conditioning humectant that leaves skin feeling soft rather than tight.
- Alpha-Arbutin active
- Alpha-Arbutin is a plant-derived compound, related to the sugar-bound form found in bearberry, used for the look of dark spots and uneven tone. It is stable in water and works at skin-friendly pH.
- Hydrolyzed Collagen protein
- Hydrolyzed Collagen is collagen broken into fragments small enough to dissolve in water. It cannot become collagen in skin; what it does is hold water at the surface and leave a smooth, conditioned film.
- Centella Asiatica Extract plant extract
- Centella Asiatica is the plant behind the whole cica category, sold as gotu kola or Madagascar centella. Its extract is the anchor of Korean formulas built for easily reddened skin, and its work is done by four triterpenes: asiaticoside, madecassoside, asiatic acid and madecassic acid.
- Propanediol humectant
- Propanediol is a plant-derived glycol used in place of propylene glycol. It hydrates, carries actives into solution, and gives a lighter, less sticky slip than glycerin at the same strength.
- Tocopherol antioxidant
- Tocopherol is vitamin E. It is an oil-soluble antioxidant that protects the oils in a formula from going rancid and works on skin as an emollient, and it is regularly paired with vitamin C because each keeps the other going for longer.
- Sodium Phytate chelator
- Sodium Phytate is a rice-derived chelator used in place of EDTA. It ties up trace metals so the formula stays stable and its colour and scent hold.
- Sodium Hyaluronate humectant
- Sodium Hyaluronate is the salt of hyaluronic acid, and it is what most products labelled hyaluronic actually contain. The salt dissolves more readily and the molecule is smaller, so it sits in the outer layer of skin rather than only on top of it.
- Hydrolyzed DNA active
- Hydrolyzed DNA is DNA cut into short fragments so it dissolves and spreads. It is the same ingredient family as sodium DNA and polydeoxyribonucleotide, the one Korean formulas market as PDRN.
- Caprylyl Glycol preservative booster
- Caprylyl Glycol is a glycol that conditions skin and, more importantly, strengthens a preservative system so less of the traditional preservative is needed. It appears in most modern formulas built without parabens.
- Hydroxypropyltrimonium Hyaluronate humectant
- Hydroxypropyltrimonium Hyaluronate carries a positive charge, and skin carries a slight negative one, so it is attracted to the surface and stays through rinsing. It is the hyaluronic used where a formula gets washed off.
- Acetyl Hexapeptide-8 peptide
- Acetyl Hexapeptide-8 is a six-amino-acid peptide used for the look of expression lines, particularly around the eyes. It is the peptide sold under the name Argireline and is water soluble and stable.
- Hydrolyzed Hyaluronic Acid humectant
- Hydrolyzed Hyaluronic Acid is hyaluronic acid cut into much shorter fragments. The smaller the fragment, the further into the outer layer it can settle, which is why serums stack several sizes together instead of using one.
- Sodium Acetylated Hyaluronate humectant
- Sodium Acetylated Hyaluronate is hyaluronic acid modified to be part oil-loving, so it clings to skin instead of rinsing away. Formulators call it the one that stays put.
- Hyaluronic Acid humectant
- Hyaluronic Acid is a sugar chain the body already makes, and one gram of it can hold several litres of water. In a formula it is a humectant that pulls water to the surface of skin and holds it in a film, which is what makes skin look plumper while it is there.
- Sodium Hyaluronate Crosspolymer humectant
- Sodium Hyaluronate Crosspolymer is hyaluronic acid linked into a mesh. It holds water in a soft gel on the surface rather than sinking in, and it releases that water slowly through the day.
- Potassium Hyaluronate humectant
- Potassium Hyaluronate is another salt of hyaluronic acid, used for the same reason as the sodium form: it dissolves easily and holds a large amount of water in the outer layer of skin.
- Market
- Korean market, the version sold in Korea
- EAN (barcode)
- 8800311121416
- Made in
- Republic of Korea
- Volume
- 280ml
- Category
- Toner / PDRN / Soothing Toner
- Actives
- Adenosine, Allantoin, Arbutin, Centella Asiatica, Collagen, Hyaluronic Acid, Niacinamide, Panthenol, PDRN (Sodium DNA), Peptides, Sodium Hyaluronate
- Ships from
- California or Korea
Orders ship from California or direct from Korea with tracked delivery to your door, and both routes carry the same Korean-market release. Shipping is free on orders of $100 or more. Returns are accepted for 30 days, by mail.
We split shipments free, so one out-of-stock item never holds up the rest of your order.
Where this unit came from
- 1Seoul
Bought as Korean-market stock - 2Barcode
Listed against the Korean barcode on its box - 3California or Korea
Ships to you from either, as the same Korean-market release
We stock the version of a formula that is sold in Korea, not the release a brand prepares for another market under the same name. The barcode in the specification above is the Korean-market one and it is printed on the box you receive.
Every unit keeps its original barcode and batch code intact, so the unit in your hands can be checked against the brand’s own records.
Every order ships from California or direct from Korea, and returns run for 30 days.
Every claim on this page traces to the unit in the box, the barcode, the batch code and the price you can read for yourself.
Inside the formula
Inside the formula
Worth knowing
- Collagen here is not plant-derived, so this is not a vegan formula.
Reviews
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COSRX 5 PDRN B5 Vital Soothing Toner
How it felt, how your skin took it, what you layer it with. Straight answers help the next person choose.
We’re on gram!
Creators trying on authentic Korean skincare routines and products from us.
Rating a shelf of Dr. Althea products one by one.
Jasmine Loo · YouTube
Two hydrating serums side by side, IUNIK and Dr. Althea.
Kristin · YouTube
A walk through the Dr. Althea serum lineup and who each one suits.
auraofmahmuda · YouTube
A blunt first take on the Dr. Althea range.
Lexi Chang · YouTube
A first look at the viral 345 Relief Cream before buying.
Shelley Nayak · YouTube
A first try of the Dr. Althea serum on camera.
Hannah Ziad · YouTube
COSRX, Korean-market original
The layer that goes on straight after cleansing, by hand or on a cotton pad. 280 ml bottle.
Verify your unit when it arrives
Verify your unit when it arrives
Korean-market stock with the original barcode and batch code intact, exactly as it left Korea.
COSRX verifies units itself. Find the verification page on cosrx.com and enter the batch number and expiration date printed on your unit. Read them off the package rather than from us, which is the point.
Source: COSRX FAQ
On the unit itself
- The Korean-market barcode, unaltered from the retail package.
- The manufacturer’s batch code, exactly as the maker printed it.
정품Genuine article, Korean-market stock
What professionals say
What professionals say
What skin-care professionals say about skin care, quoted from the medical sources linked beside each.
Your skin barrier is basically your outer layer of the skin.
Melissa Piliang, MDDermatologist, Cleveland Clinic Pretty much every step of a Korean skin care routine is going to have some component of hydration.
Alok Vij, MDDermatologist, Cleveland Clinic
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