ACSEN AC Spot Solution 15ml
TROIAREUKE's ACSEN AC Spot Solution is a 15 ml serum, used at the serum step, after toner and before moisturizer.
No reviews yet15 ml
$83.33 per 10 ml
- Ships from California or direct from Korea
- Korean barcode and batch code intact
In stock. Arrives in 3 to 7 business days
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Inside the formula
Inside the formula
How to use
- Use the ACSEN AC Spot Solution after toner and before moisturizer, morning and evening.
- Apply directly to areas of concern. Avoid contact with the eyes and discontinue use if irritation occurs.
- Toner first so the surface is damp, then this, then about a minute before your moisturizer goes over the top.
- Twice a day, every day. Do not stack it with a second serum of the same kind; two hydrating serums in one routine do the work of one.
Does this product contain added fragrance?
No. Neither fragrance nor parfum appears on the ingredient list for TROIAREUKE ACSEN AC Spot Solution 15ml. Those are the two names a cosmetic label uses for an added scent blend, so a formula carrying one would name it. The full list is printed in the Ingredients section of this page.
Does this product contain essential oils?
Yes. The ingredient list for TROIAREUKE ACSEN AC Spot Solution 15ml includes Melaleuca Alternifolia (Tea Tree) Leaf Oil. Aromatic plant oils are listed under their botanical name rather than as fragrance, so they are named separately from any fragrance or parfum entry.
Are any declarable fragrance allergens listed?
No. None of the 26 fragrance components that EU cosmetic labelling requires to be named individually appear on the ingredient list for TROIAREUKE ACSEN AC Spot Solution 15ml. They are the components most often reported as contact allergens, which is why that rule names them one by one.
Does this product contain denatured or SD alcohol?
Yes. The ingredient list for TROIAREUKE ACSEN AC Spot Solution 15ml includes Alcohol. That is the solvent form of alcohol, and it is a different ingredient from the fatty alcohols such as cetyl and cetearyl alcohol that many formulas use as emollients.
Not on the ingredient list below: fragrance or parfum, silicones, parabens, sulfate surfactants, mineral oil or petrolatum and added color.
Full INCI (30): Centella Asiatica Flower/Leaf/Stem Extract, Butylene Glycol, Pentylene Glycol, Alcohol, Glycerin, 1,2-Hexanediol, Ammonium Acryloyldimethyltaurate/VP Copolymer, Isohexadecane, Panthenol, Polymethylsilsesquioxane, Polyglyceryl-10 Laurate, Polyglyceryl-10 Myristate, Betaine Salicylate, Hydroxyacetophenone, Tromethamine, Carbomer, Glycine Soja (Soybean) Sprout Extract, Menthol, Magnolia Kobus Bark Extract, Centella Asiatica Extract, Camellia Sinensis Leaf Extract, Xanthan Gum, Melaleuca Alternifolia (Tea Tree) Leaf Oil, Rubus Idaeus (Raspberry) Fruit Extract, Vaccinium Angustifolium (Blueberry) Fruit Extract, Morus Alba Root Extract, Fragaria Vesca (Strawberry) Fruit Extract, Disodium EDTA, Allantoin, Dipotassium Glycyrrhizate
Ingredient list read from 7dasmc-xz.myshopify.com on 13 September 2026.
27 of 30 explained
- 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.
- 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.
- Alcohol solvent
- Alcohol here means ethanol. It dissolves ingredients water cannot, evaporates fast so a formula sets quickly and does not feel heavy, and thins texture. In quantity it can leave dry or reactive skin feeling tight, which is why many Korean formulas avoid it and some deliberately use it for a fast, weightless finish.
- 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.
- 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.
- 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.
- Isohexadecane emollient
- Isohexadecane is a branched hydrocarbon emollient that spreads easily and leaves a dry finish. It is often paired with a thickener to build a gel-cream.
- 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.
- Polymethylsilsesquioxane silicone
- Polymethylsilsesquioxane is a silicone resin in fine sphere form. It soft-focuses the look of pores and lines and gives a smooth, powdery finish.
- Polyglyceryl-10 Laurate emulsifier
- Polyglyceryl-10 Laurate is a sugar-derived emulsifier and solubiliser, mild enough to be a standard choice in Korean essences. It dissolves small amounts of oil into water without any tightening feel.
- Polyglyceryl-10 Myristate emulsifier
- Polyglyceryl-10 Myristate is a mild sugar-derived emulsifier used to keep oil dispersed in a watery formula.
- Betaine Salicylate exfoliant
- Betaine Salicylate is a gentler salicylic derivative. Korean formulas use it at around 2 to 4 percent, which is roughly comparable to a low-strength salicylic acid, and it is easier on the skin barrier.
15 more explained
- 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.
- 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.
- 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.
- Glycine Soja (Soybean) Sprout Extract plant extract
- Extract of sprouted soybean. Germination raises the level of free amino acids and isoflavones over the dry bean, and the extract is used as a conditioning botanical.
- Menthol active
- Menthol is the cooling compound in mint. It acts on the nerve receptor that also answers to cold, which is why skin feels cool without any change in temperature.
- 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.
- Camellia Sinensis Leaf Extract plant extract
- Camellia Sinensis is the tea plant. Green tea leaf extract carries catechins, among the most studied plant antioxidants, and is used for the look of redness and oily shine.
- 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.
- Melaleuca Alternifolia (Tea Tree) Leaf Oil fragrance component
- Tea Tree Leaf Oil is an essential oil from an Australian shrub, carrying terpinen-4-ol. Korean formulas use it in products aimed at blemish-prone skin; it is potent, aromatic, and one of the essential oils most likely to bother reactive skin.
- Rubus Idaeus (Raspberry) Fruit Extract plant extract
- Raspberry fruit extract, carrying fruit acids, sugars and anthocyanins. It is used as an antioxidant-rich conditioning extract.
- Vaccinium Angustifolium (Blueberry) Fruit Extract plant extract
- Lowbush blueberry fruit extract, high in anthocyanins. Berry extracts are used as plant antioxidants and can tint a formula.
- Morus Alba Root Extract plant extract
- White mulberry bark extract, one of the classic East Asian plant ingredients used for the look of uneven tone. It carries mulberroside and flavonoids.
- 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.
- Dipotassium Glycyrrhizate active
- Dipotassium Glycyrrhizate is a water-soluble salt derived from licorice root. It is the licorice fraction Korean formulas use for the look of redness, and it is far more stable in water than the whole extract.
- Made in
- Republic of Korea
- Volume
- 15 ml
- Category
- Serum & Ampoule
- 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.
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.
Complete the routine
- This itemTROIAREUKE ACSEN AC Spot Solution 15ml$125.00

- Prep after cleansing, before the treatment stepTROIAREUKE ACSEN Cica Sen Toner 150ml$105.00

- Seal the routine in as the last stepTROIAREUKE ACSEN Recovery 25ml$117.50

Total for 3 items$347.50
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TROIAREUKE ACSEN AC Spot Solution 15ml
How it felt, how your skin took it, what you layer it with. Straight answers help the next person choose.
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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