Round Lab
Vita Niacinamide Dark Spot Serum Mask$11.76Torriden
Cellmazing Vita C Brightening Mask Sheet 26ml X 10ea
Torriden Cellmazing Vita C Brightening Mask Sheet 26ml X 10ea carries five separate vitamin c forms on its own ingredient panel, including 3-O-Ethyl Ascorbic Acid, Ascorbyl Glucoside, Ascorbyl Palmitate, Ascorbic Acid.
No reviews yet- Korean-market formula
- Ships from California or direct from Korea
- Korean barcode and batch code intact
- Suited to
- dry skincombination skinsensitive or reactive skinnormal skin
- Helps with
- dryness and dehydrationa compromised skin barrierdullnessredness and reactivity
In stock. Arrives in 3 to 7 business days
We accept
You’re $100.00 away from free US shipping.
- 30-day returns
- Free US shipping on orders of $100 or more
- Tracked delivery to your door
How it works
The panel on this sheet mask names five forms of vitamin c rather than one: 3-O-Ethyl Ascorbic Acid, Ascorbyl Glucoside, Ascorbyl Palmitate, Ascorbic Acid, Ascorbyl Tetraisopalmitate. 3-O-Ethyl Ascorbic Acid is a stable vitamin C derivative that skin converts to ascorbic acid. It survives in a formula far better than pure vitamin C and works at a gentler pH, so it suits skin that finds the pure acid uncomfortable. On this panel it sits alongside Niacinamide, Adenosine and Allantoin. 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.
Key benefits
- Five forms of vitamin c on one panel, not a single token inclusion
- Niacinamide on the same panel, the formula's active
- Adenosine on the same panel, the formula's active
- Korean-market formula, with its Korean barcode and batch code intact on the box
How to use
- Unfold the sheet, press it onto clean skin, smooth out any air bubbles, and leave it on for the time stated on the packaging before removing; pat the leftover essence into skin rather than rinsing it off.
What does the Torriden mask texture feel like on skin?
It applies as an essence-soaked texture that settles in within a minute or two rather than sitting on the surface. Because it is the Korean-market formula rather than a US-shelf reformulation, the finish matches what the same product feels like on shelf in Korea, not a version adjusted for a different market's regulations.
Where does this sheet mask fit in a Korean skincare routine?
It sits at a weekly or as-needed treatment step, used in place of (or layered under) a toner and serum. Korean routines are built as layers rather than a single all-in-one step, so using it out of order, for example before a lighter product that needs to absorb first, is the most common reason a product underperforms its expectations.
Is this the authentic Korean-market version, and how is it different from what US retailers sell?
Yes: Torriden formulates this line for the Korean market first, and this is that exact formula shipped from Korean-market stock rather than a separately registered US version. Some Korean brands sell a reformulated line through US retailers with different actives or filter systems to clear US regulations, and this is not that product.
Who should reach for this sheet mask first?
Anyone already using Torriden's other products will notice the same formulation logic here, and it is a reasonable first pick for someone building out a Korean routine around this step for the first time. Skin that reacts to heavy fragrance loads should still read the full ingredient panel on the product page before committing to daily use.
How should this be stored and how long does it last once opened?
Keep it out of direct sun and away from bathroom heat and humidity, the way any Korean-formulated skincare should be stored, and use a clean hand or spatula rather than repeatedly dipping wet fingers into the container. A sealed, unopened unit keeps for the shelf life printed on its own Korean-market batch code, which is intact on every unit we ship.
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 (45): Water, Glycerin, Butylene Glycol, Niacinamide, 1,2-Hexanediol, Glycereth-26, Panthenol, 3-O-Ethyl Ascorbic Acid (500Ppm), Adenosine, Allantoin, Tocopherol, Glutathione, Ascorbyl Glucoside, Ascorbyl Palmitate, Ascorbic Acid, Ascorbyl Tetraisopalmitate, Tripeptide-1, Hydrolyzed Hyaluronic Acid, Ceramide NP, Caprylic/Capric Triglyceride, Octyldodecanol, C14-22 Alcohols, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ethylhexylglycerin, Sodium Acetylated Hyaluronate, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer, Tromethamine, Glyceryl Acrylate/Acrylic Acid Copolymer, C12-20 Alkyl Glucoside, Pvm/Ma Copolymer, Hydrogenated Lecithin, Disodium EDTA, Polyglyceryl-10 Myristate, Pentylene Glycol, Isopentyldiol, 2,3-Butanediol, Hydrolyzed Sodium Hyaluronate, Polyglyceryl-4 Oleate, Sodium Stearoyl Glutamate, Arginine, Carbomer, Proline, Glucose, Xanthan Gum
Ingredient list read from inkeedecoder.com on 10 September 2026.
44 of 45 explained
- 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.
- 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.
- 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.
- 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.
- Glycereth-26 humectant
- Glycereth-26 is a modified glycerin that hydrates with far less stickiness than glycerin itself. It is a common way to load water into a formula that has to stay light.
- 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.
- 3-O-Ethyl Ascorbic Acid (500Ppm) antioxidant
- 3-O-Ethyl Ascorbic Acid is a stable vitamin C derivative that skin converts to ascorbic acid. It survives in a formula far better than pure vitamin C and works at a gentler pH, so it suits skin that finds the pure acid uncomfortable.
- 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.
- 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.
- 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.
- Glutathione antioxidant
- Glutathione is a small peptide the body uses as one of its main antioxidants. In skincare it is used as an antioxidant and for the look of dullness; it is unstable in water, so formulas that carry it are usually built around protecting it.
32 more explained
- Ascorbyl Glucoside antioxidant
- Ascorbyl Glucoside is vitamin C bound to glucose, which keeps it stable until enzymes in skin release it. It is a mild, slow-release route to a vitamin C formula.
- Ascorbyl Palmitate antioxidant
- Vitamin C joined to palmitic acid so it dissolves in oil rather than water. It is used in oil phases, where ascorbic acid cannot go.
- Ascorbic Acid antioxidant
- Ascorbic Acid is pure vitamin C, the most researched form and also the least stable: it needs a low pH and airtight packaging to stay active. It is an antioxidant used for the look of dullness and uneven tone.
- Ascorbyl Tetraisopalmitate antioxidant
- Ascorbyl Tetraisopalmitate is an oil-soluble vitamin C ester, also sold as tetrahexyldecyl ascorbate. Being oil soluble it sits in the oil phase and is far more stable than pure vitamin C.
- Tripeptide-1 peptide
- Tripeptide-1 is the copper-free version of the classic three-amino-acid peptide. It is used for the look of firmness in formulas that avoid copper's blue tint.
- 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.
- 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.
- 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.
- Octyldodecanol emollient
- Octyldodecanol is a branched fatty alcohol used as an emollient and as a solvent for pigments and mineral powders. It thickens slightly and leaves a soft finish.
- C14-22 Alcohols fatty alcohol
- C14-22 Alcohols is a declaration for a mixture of long-chain fatty alcohols. They thicken a cream and hold the emulsion together.
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer thickener
- This is a carbomer relative with fatty side chains, so it thickens and stabilises an emulsion at the same time. It gives a light gel-cream body rather than a heavy one.
- 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.
- 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.
- 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.
- 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.
- Tromethamine pH adjuster
- Tromethamine neutralises acidic thickeners such as carbomer so they gel, and holds a formula near skin-friendly pH. It is used at a fraction of a percent.
- Glyceryl Acrylate/Acrylic Acid Copolymer film former
- This is a polymer that forms a moisture-holding film on the surface, usually supplied with glycerin and propylene glycol as a hydrating complex.
- C12-20 Alkyl Glucoside emulsifier
- C12-20 Alkyl Glucoside is a sugar-derived emulsifier used in mild, plant-based cream bases.
- Pvm/Ma Copolymer film former
- PVM/MA Copolymer is a film-forming polymer used to hold a formula in place and, in a mask, to give the peel-off film its strength.
- 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.
- 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.
- Polyglyceryl-10 Myristate emulsifier
- Polyglyceryl-10 Myristate is a mild sugar-derived emulsifier used to keep oil dispersed in a watery formula.
- 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.
- Isopentyldiol solvent
- Isopentyldiol is a glycol used as a light solvent and humectant. It thins a formula, keeps extracts dissolved and leaves a dry finish.
- 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.
- Polyglyceryl-4 Oleate emulsifier
- Polyglyceryl-4 Oleate is a plant-derived emulsifier used in cleansing oils so they rinse cleanly.
- Sodium Stearoyl Glutamate emulsifier
- Sodium Stearoyl Glutamate is an amino-acid-derived emulsifier. It holds oil and water together and is mild enough for formulas built for reactive skin.
- 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.
- 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.
- Proline amino acid
- Proline is an amino acid abundant in collagen and one of skin's own humectants. Added to a formula it holds water in the outer layer.
- Glucose humectant
- Glucose is a simple sugar used as a humectant and as food for the ferment ingredients in the same formula. It hydrates mildly and adds a soft slip.
- 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.
- Market
- Korean market, the version sold in Korea
- EAN (barcode)
- 8809784602194
- Made in
- Republic of Korea
- Category
- Mask
- Actives
- Adenosine, Allantoin, Ceramide NP, Glutathione, Hyaluronic Acid, Niacinamide, Panthenol, Peptides, Sodium Hyaluronate, Vitamin C
- 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
- Patch test on the inner arm before a first full application if you are trying a new Korean formula for the first time, since a fragrance or botanical extract that suits most skin can still be the one thing an individual complexion does not tolerate.
- Introduce any new Korean-market formula on its own for the first few uses before layering it with the rest of an existing routine, so any reaction is easy to trace to a single product.
Complete the routine
- This itemTorriden Cellmazing Vita C Brightening Mask Sheet 26ml X 10ea$30.00

- Seal the routine in as the last stepTorriden Dive-In Cream 80ml$20.00

- Prep after cleansing, before the treatment stepTorriden DIVE-IN Low Molecule Hyaluronic Acid Skin Booster 200ml$25.00

Total for 3 items$75.00
Reviews
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Torriden Cellmazing Vita C Brightening Mask Sheet 26ml X 10ea
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.
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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
Torriden, Korean-market original
The Korean-market Torriden sheet mask formula, not the US reformulation.
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.
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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