Medicube
Zero Foam Cleanser$14.11EUNYUL
BLACK SEED THERAPY Foam Cleanser 500ml
A 500 ml foaming cleanser from EUNYUL built on saponified stearic, myristic and lauric acids with cocamidopropyl betaine, so it lathers properly and rinses clean. Rice, soybean, sesame and adzuki bean extracts sit further down the list.
No reviews yet500 ml
$4.50 per 100 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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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
Inside the formula
Inside the formula
How to use
- Use the BLACK SEED THERAPY Foam Cleanser as your first step, morning and evening, on a face already wet with lukewarm water.
- Dispense an appropriate amount, work into a rich lather with water, and gently massage over the face. Rinse thoroughly with lukewarm water.
- Rinse with lukewarm water and go straight on to your toner while skin is still damp, because a humectant layer has more to hold on to on a damp face.
- Twice a day is the ceiling. Do not follow it with a second cleanse in the morning, when there is no sunscreen or makeup left on the face to remove.
Does this product contain added fragrance?
Yes. The ingredient list for EUNYUL BLACK SEED THERAPY Foam Cleanser 500ml includes Fragrance. That is the label name for an added scent blend, whose individual components are not itemised beyond any allergens the label declares separately. The full list is printed in the Ingredients section of this page.
Are any declarable fragrance allergens listed?
Yes. Butylphenyl Methylpropional appears on the ingredient list for EUNYUL BLACK SEED THERAPY Foam Cleanser 500ml. These belong to the 26 fragrance components that EU cosmetic labelling requires to be named individually rather than folded into a fragrance entry.
Does this product contain denatured or SD alcohol?
No. The ingredient list for EUNYUL BLACK SEED THERAPY Foam Cleanser 500ml names no denatured alcohol, SD alcohol or ethanol. Fatty alcohols such as cetyl and cetearyl alcohol are a different class of ingredient, used as emollients and thickeners, and are not counted here.
Not on the ingredient list below: denatured or SD alcohol, essential oils, silicones, parabens, sulfate surfactants, mineral oil or petrolatum and added color.
Full INCI (30): Water, Stearic Acid, Myristic Acid, Glycerin, Potassium Hydroxide, Lauric Acid, Cocamidopropyl Betaine, PEG-100 Stearate, Glyceryl Stearate, PEG-40 Hydrogenated Castor Oil, Potassium Cocoyl Glycinate, Polyquaternium-7, Acrylates Copolymer, Hedera Helix (Ivy) Leaf Extract, Butylene Glycol, Oryza Sativa (Rice) Extract, Glycine Soja (Soybean) Seed Extract, Sesamum Indicum (Sesame) Seed Extract, Vaccinium Angustifolium (Blueberry) Fruit Extract, Phaseolus Angularis Seed Extract, Solanum Melongena (Eggplant) Fruit Extract, Arctium Lappa Root Extract, Laminaria Japonica Extract, Undaria Pinnatifida Extract, 1,2-Hexanediol, Sodium Benzoate, Disodium EDTA, Tocopheryl Acetate, Fragrance, Butylphenyl Methylpropional
Ingredient list read from 7dasmc-xz.myshopify.com on 13 September 2026.
29 of 30 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.
- 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.
- Myristic Acid fatty acid
- Myristic Acid is a saturated fatty acid used to thicken and, with a base added, to build the foam in a soap-style cleanser.
- 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.
- Potassium Hydroxide pH adjuster
- Potassium Hydroxide is a strong base used in traces to raise a formula to its target pH. In a soap-style cleanser it also converts fatty acids into the surfactant that does the cleansing.
- Lauric Acid fatty acid
- Lauric Acid is the coconut fatty acid that gives soap-style cleansers their dense foam. It is not well suited to blemish-prone skin at high levels.
- Cocamidopropyl Betaine surfactant
- Cocamidopropyl Betaine is a coconut-derived secondary surfactant. Its job is to boost foam and soften the harshness of the main cleanser rather than to clean on its own.
- PEG-100 Stearate emulsifier
- PEG-100 Stearate is a water-loving emulsifier almost always paired with glyceryl stearate. Together they form the standard cream base of the last fifty years.
- 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.
- PEG-40 Hydrogenated Castor Oil emulsifier
- PEG-40 Hydrogenated Castor Oil is the most used solubiliser in clear toners and micellar waters. It holds small amounts of oil and fragrance in solution without turning the formula cloudy.
- Potassium Cocoyl Glycinate surfactant
- Potassium Cocoyl Glycinate is a coconut-and-glycine surfactant used in low-pH cleansers. It foams well and rinses without the squeaky tightness a soap leaves.
- Polyquaternium-7 film former
- Polyquaternium-7 is a positively charged polymer, so it clings to hair and skin, which carry a slight negative charge. It conditions and reduces static.
17 more explained
- Acrylates Copolymer film former
- Acrylates Copolymer is a synthetic polymer that forms a film as the water leaves. It holds a formula in place, controls shine and helps a texture stay put.
- 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.
- Oryza Sativa (Rice) Extract plant extract
- Rice Extract is the anchor of the Korean rice-skincare category. It carries starches, amino acids and ferulic acid, and it is used for the look of dullness and for a soft, blurred finish.
- Glycine Soja (Soybean) Seed Extract plant extract
- Soybean Seed Extract carries isoflavones, plant sterols and soy proteins. It is used as a conditioning antioxidant extract.
- Sesamum Indicum (Sesame) Seed Extract plant extract
- Sesame seed extract. It carries sesamol and sterols and is used as a conditioning, antioxidant-rich 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.
- Phaseolus Angularis Seed Extract plant extract
- Adzuki bean seed extract, the pat of Korean home skincare. It carries saponins and starches and is used as a conditioning, mildly cleansing extract.
- Solanum Melongena (Eggplant) Fruit Extract plant extract
- Eggplant Fruit Extract carries nasunin, the antioxidant pigment in aubergine skin. It is used as an antioxidant plant extract.
- Arctium Lappa Root Extract plant extract
- Burdock root extract, the ueong eaten in Korea. It carries inulin and polyphenols and is used as a conditioning extract.
- Laminaria Japonica Extract plant extract
- Laminaria Japonica is kombu kelp. Its extract carries alginates, minerals and iodine, and it is used as a hydrating, mineral-rich ingredient.
- Undaria Pinnatifida Extract plant extract
- Extract of the brown seaweed Korean cooking calls miyeok. It carries fucoidan and alginates, both strong water-holding polysaccharides.
- 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.
- Sodium Benzoate preservative
- Sodium Benzoate is a mild preservative that works only in acidic formulas. It is usually paired with potassium sorbate, and the pair is the standard choice where a brand wants no phenoxyethanol.
- 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.
- Tocopheryl Acetate antioxidant
- Tocopheryl Acetate is a stable vitamin E ester that skin converts to tocopherol. It is used as an antioxidant and a light emollient and holds up better than plain vitamin E in a formula.
- Fragrance fragrance
- Fragrance, or Parfum, is a single declaration standing for a whole scent blend, which can be dozens of materials. Regulators allow it as a trade secret, so a list showing only this word does not say what the scent is made of. It is the most common trigger named by people with reactive skin.
- Butylphenyl Methylpropional fragrance component
- A synthetic aroma molecule with a soft floral note, once widely known as Lilial. It is one of the fragrance components EU labelling requires to be named separately.
- Made in
- Republic of Korea
- Volume
- 500 ml
- Category
- Cleanser
- 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 itemEUNYUL BLACK SEED THERAPY Foam Cleanser 500ml$22.50

- Seal the routine in as the last stepEUNYUL Premium Lotion 200ml$17.50

- Cleanse first, so the next step meets bare skinEUNYUL Horse Oil Foam Cleansing 150g$15.00

Total for 3 items$55.00
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EUNYUL BLACK SEED THERAPY Foam Cleanser 500ml
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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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