What is Soybean Panthenol Toner 250ml?

It is a watery daily toner from Round Lab, made for dry skin that wants a richer finish, and anyone whose usual moisturiser stops feeling like enough in winter. It goes first among your leave-on steps, immediately after cleansing and before any essence, serum or moisturiser. The result you can judge yourself is whether your skin feels soft and cushioned instead of tight by the evening.

Where does Soybean Panthenol Toner 250ml go in my routine?

It goes first among your leave-on steps, immediately after cleansing and before any essence, serum or moisturiser. In practice: Use it morning and night straight after cleansing, patting a few drops over still damp skin before your next step. Applying it out of that order is the usual reason a step seems to do nothing.

Is Soybean Panthenol Toner 250ml right for my skin type?

It is aimed at dry skin that wants a richer finish, and anyone whose usual moisturiser stops feeling like enough in winter. The skin types we would put first are dry skin, very dry skin and normal skin. Richness is a matter of season and area rather than skin type, so many people use a step like this in winter and something lighter in summer.

Do I need a cotton pad, or can I use my hands?

Either works and the choice changes what the step does. Hands press the liquid in and waste less of it, which suits dry or reactive skin. A cotton pad gives a light sweep that lifts any residue cleansing left behind, which suits oily skin. Use less product with hands than you would with a pad.

Is this Soybean Panthenol Toner 250ml the authentic Korean-market formula?

Yes. We stock the Round Lab Korean-market formula rather than a version reformulated for US shelves. The bottle you open is the 250ml one sold on Korean shelves, with Korean-primary packaging and an intact barcode you can check yourself.

Round Lab

Soybean Panthenol Toner 250ml

Name: Round Lab Soybean Panthenol Toner 250ml
Brand: Round Lab
SKU: 10496842390
Price: 35.0 USD
Availability: InStock

Round Lab Soybean Panthenol Toner 250ml is a watery daily toner for dry skin that wants a richer finish, used straight after cleansing.

Reviewed by Nurcan Saglam, licensed dermo-cosmetic expert (Paris)

No reviews yet

$35.00

250 ml

$14.00 per 100 ml

Korean-market formula
Ships from California or direct from Korea
Korean barcode and batch code intact

Suited to: Dry skinVery dry skinNormal skinMature skin

Helps with: Rich everyday moistureA softer feeling surfaceComfort in cold dry air

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$35.00

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How it works

This is a watery toner, closer to the consistency of water than to a lotion, so it spreads over the whole face from a few drops. Patted onto skin that is still damp from rinsing, it leaves a light film of water holding humectants behind, and the steps that follow spread more easily over that film. A richer texture works by staying put, and the longer a layer sits on the surface the slower the water underneath leaves. A cream cannot do this job, because a cream is designed to sit on the surface rather than to soak in and disappear. The result you can judge yourself is whether your skin feels soft and cushioned instead of tight by the evening.

Key benefits

Soybean Panthenol Toner 250ml is Round Lab's toner, sourced for the Korean market rather than reformulated for US shelves.
Carries Glycine Max (Soybean) Seed Extract, which is the fermented soybean extract behind Round Lab's Soybean line, chosen for its skin-conditioning fatty acid profile.
Carries Panthenol, which is provitamin B5, a humectant that helps a formula feel less tight after it dries down.
Carries Adenosine, which is a wrinkle-care ingredient common in Korean anti-aging formulas.
Ships with the Korean-market barcode and batch code intact, the same box sold on Korean shelves rather than a US repack.
Suited to shoppers targeting dehydration and a compromised moisture barrier.

Inside the formula

Ingredients declared

No fragrance

on the list

1 of 3

42 of 43 explained

Water(Aqua) 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.
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.
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.
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.
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.
Methyl Gluceth-20 humectant: Methyl Gluceth-20 is a sugar-derived humectant. It holds water in the outer layer of skin and gives a smooth, cushioned slip that plain glycerin does not.
Glycine Max (Soybean) Seed Extract plant extract: Soybean Seed Extract carries isoflavones, plant sterols and soy proteins. It is used as a conditioning antioxidant extract.
Ammonium Acryloyldimethyltaurate/VP Copolymer thickener: This is a synthetic thickener that gels quickly and holds an emulsion stable across a wide pH range. It gives a light, non-tacky body.
Diphenyl Dimethicone silicone: Diphenyl Dimethicone is a glossy silicone used to add shine and a smooth film, particularly in lip and highlighting textures.
Triethylhexanoin emollient: Triethylhexanoin is a light ester emollient that softens skin and disperses pigment. It absorbs cleanly and is often used to thin a heavy oil phase.
Dipropylene Glycol humectant: Dipropylene Glycol is a glycol used as a solvent and a light humectant. Its main job is keeping the rest of the formula dissolved and the texture fluid rather than adding hydration of its own.
Limnanthes Alba (Meadowfoam) Seed Oil emollient: Meadowfoam Seed Oil is over 95 percent long-chain fatty acids, which makes it exceptionally stable against going rancid. It is an emollient that leaves a soft, sealed feel.

30 more explained

Sodium Citrate pH adjuster: Sodium Citrate is the salt of citric acid, used as a buffer: it holds a formula at a steady pH rather than pushing it in one direction. It is also a mild chelator.
Hydroxyacetophenone preservative booster: Hydroxyacetophenone is an antioxidant that also strengthens a preservative system, so a formula needs less traditional preservative. Korean formulas pair it with 1,2-hexanediol constantly.
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.
Hydrogenated Lecithin emulsifier: Hydrogenated Lecithin is lecithin with its unsaturated bonds filled in, which makes it far more stable. It emulsifies and is the standard shell for the liposomes that carry actives into the outer layer of skin.
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.
Polyglyceryl-10 Oleate emulsifier: Polyglyceryl-10 Oleate is a mild sugar-derived emulsifier and solubiliser used where a formula must stay clear.
Citric Acid pH adjuster: Citric Acid is used in tiny amounts to bring a formula to the pH its actives need, not as an exfoliant at that level. It is an AHA, so at much higher concentrations it can also exfoliate.
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.
Polyglyceryl-10 Stearate emulsifier: Polyglyceryl-10 Stearate is a mild sugar-derived emulsifier that holds oil into water and thickens slightly.
Cetearyl Olivate emulsifier: Cetearyl Olivate is the water-loving half of the olive-derived emulsifier pair. With sorbitan olivate it builds emulsions whose lipid profile is close to skin's own.
Sorbitan Olivate emulsifier: Sorbitan Olivate is an olive-derived emulsifier, the oil-loving half of the pair sold as Olivem. It holds oil into water and leaves a light, non-waxy feel.
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.
Capryloyl Salicylic Acid exfoliant: Capryloyl Salicylic Acid is salicylic acid with a fatty tail, sometimes sold as LHA. It stays nearer the surface than salicylic acid and works at a higher pH, so it exfoliates more evenly and more gently.
Gluconolactone exfoliant: Gluconolactone is a PHA, the gentlest exfoliant class. Its molecule is too large to penetrate quickly, so it smooths the surface without the sting of an AHA, and it is a humectant at the same time.
Caprylic/Capric Triglyceride emollient: Caprylic/Capric Triglyceride is the light fraction of coconut oil, with the heavy parts removed. It is the workhorse emollient of modern formulas: it softens skin, dissolves oil-soluble actives and absorbs without the greasy weight of a whole plant oil.
Methylpropanediol humectant: Methylpropanediol is a small glycol used to hydrate and to help water-soluble actives penetrate the outer layer of skin more evenly. It leaves almost no tack, which suits watery textures.
Cetearyl Alcohol fatty alcohol: Cetearyl Alcohol is a waxy solid, not the drying kind of alcohol. It is a blend of cetyl and stearyl alcohols used to thicken a cream and keep oil and water from separating, and it softens skin as it does so.
Glyceryl Stearate emulsifier: Glyceryl Stearate is glycerin joined to stearic acid, and one of the most used emulsifiers in skincare. It holds oil and water together and thickens the result, and it softens skin at the same time.
Phloretin antioxidant: Phloretin is a flavonoid from apple and pear trees. It is used as an antioxidant and is often paired with vitamin C and ferulic acid.
Tetrahydropiperine active: Tetrahydropiperine is a modified form of piperine, the pungent compound in black pepper. It is used in traces to help other actives spread and sink in more evenly.
Ceramide NP barrier lipid: Ceramide NP is the most used cosmetic ceramide, the same class of lipid that makes up roughly half the mortar between cells in the outer layer of skin. Added to a cream it slots into that structure, which is why ceramide formulas feel less leaky rather than merely greasy.
Cholesterol barrier lipid: Cholesterol is the third of the three lipids the outer layer of skin is built from, with ceramides and fatty acids. Formulas that carry all three are following the ratio skin itself holds.
Stearic Acid fatty acid: Stearic Acid is a saturated fatty acid from plant fats, and one of the three lipid classes skin's own barrier is built from. In a formula it thickens, stabilises the emulsion and can be turned into a soap-style cleanser by adding a base.
Tetraacetylphytosphingosine barrier lipid: A protected form of phytosphingosine, one of the sphingoid bases that ceramides are built from. The acetyl groups are what keep it stable in a formula.
Glycosphingolipids barrier lipid: Glycosphingolipids are ceramide-family lipids carrying a sugar group. They belong to the same lipid structure between skin cells and are used to make a formula feel more conditioning.
Xanthan Gum thickener: Xanthan Gum is a polysaccharide made by fermenting sugar. It thickens a watery formula into a gel and holds the whole thing in suspension so nothing separates. Too much of it and a serum turns stringy, which is why it appears in fractions of a percent.
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.
Ceramide AP barrier lipid: Ceramide AP is a second cosmetic ceramide, distinguished by an extra hydroxyl group. Formulas that name several ceramides are copying the mix skin actually holds rather than relying on one.
Trifolium Pratense (Clover) Extract plant extract: Red clover extract, carrying isoflavones. It is used as a conditioning plant extract.
Potassium Cetyl Phosphate emulsifier: Potassium Cetyl Phosphate is an emulsifier prized for keeping powdered ingredients evenly suspended, which is why tinted and mineral-powder textures use it.

How to use

Cleanse first and go straight to this while your face is still damp, since a damp surface takes it evenly.
Pour a small amount into your palm or onto a cotton pad and press it over the face and neck.
Follow with your serum and moisturiser within a minute or two so the water has something to sit under.
Do not rub it in with force or let your face dry off completely first, because both waste the step.

Worth knowing

Patch test on a small area first if your skin reacts easily to new products.
Use less than you think on oily or congestion prone areas, since a rich texture can feel heavy there.

Complete the routine

This itemRound Lab Soybean Panthenol Toner 250ml$35.00
Seal the routine in as the last stepRound Lab Dokdo Lotion 400ml$32.50
Cleanse first, so the next step meets bare skinRound Lab Birch Juice Cleansing Pad 60Pads$27.50

Total for 3 items$95.00

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Round Lab, Korean-market original

A watery daily toner for dry skin that wants a richer finish. We stock the authentic Round Lab Korean-market formula in 250ml.

Verify your unit when it arrives

Korean-market stock with the original barcode and batch code intact, exactly as it left Korea.

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 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