Dr.Althea
Dr. Althea 345 Relief Cream$23.52Extreme Lotion 150ml
Real Barrier Extreme Lotion 150ml is a lotion that names Allantoin on its own ingredient panel, sourced as the Korean-market formula.
No reviews yet150 ml
$18.33 per 100 ml
- Korean-market formula
- Ships from California or direct from Korea
- Korean barcode and batch code intact
- Suited to
- dry and dehydrated skincompromised, barrier-stressed skinnormal to dry skin building a simple two-step PM routineskin coming off harsher actives that needs a calmer moisturizer
- Helps with
- moisture loss through the day or overnighta compromised, barrier-stressed skin surfacethe last, sealing step of a routinedryness that a lighter essence or serum cannot hold on its own
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
Allantoin is named on the ingredient panel on this lotion. 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. On this panel it sits alongside Tocopherol, Acetyl Dipeptide-1 Cetyl Ester and Madecassoside. 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.
Key benefits
- Allantoin named on this product's own ingredient panel
- Tocopherol on the same panel, the formula's antioxidant
- Acetyl Dipeptide-1 Cetyl Ester on the same panel, the formula's peptide
- 150 ml to a unit
- Korean GS1 barcode matched against a Korea sourcing supplier's record for this item
Inside the formula
Inside the formula
When should I apply Real Barrier Extreme Lotion 150ml, morning, night, or both?
This is formulated for both, as the last step of a standard AM and PM routine after serum or essence. Morning use seals in hydration under SPF and makeup; night use works while skin is in its natural overnight recovery cycle. Most people get the fullest benefit using it consistently at both times rather than just one.
How much Real Barrier Extreme Lotion 150ml should I use per application?
A dime- to nickel-sized amount is enough for the whole face for most people; press it in rather than rubbing hard. Very dry skin or a cold, dry climate may need slightly more, especially at night. Using more than that mostly sits on the surface rather than absorbing any faster.
Will Real Barrier Extreme Lotion 150ml feel too heavy or greasy for oily skin?
The finish depends on the specific formula, but a moisturizer's job either way is to seal in the hydration from earlier steps rather than add oil on its own. Oily or combination skin can apply a thinner layer or focus it on drier areas of the face rather than skipping moisturizer entirely. Skipping a moisturizer step usually increases oil production rather than reducing it, since skin overcompensates for the moisture loss.
Can Real Barrier Extreme Lotion 150ml be used under makeup?
Yes, apply it as the last skincare step and give it a minute or two to settle before starting makeup, since applying foundation over a still-wet cream is what usually causes pilling. If a formula still feels tacky after a couple of minutes, a lighter layer next time will resolve that. It should not interfere with SPF or makeup once it has absorbed.
Is Real Barrier Extreme Lotion 150ml the authentic Korean-market formula?
Yes, this is the same moisturizer Real Barrier sells through Korean retail, sourced specifically for Korean Pharmacy's US catalog rather than reformulated for a US shelf. It carries its original Korean-market batch coding intact. That is the version this brand is actually known for.
Not on the ingredient list below: fragrance or parfum, denatured or SD alcohol, parabens, sulfate surfactants, mineral oil or petrolatum and added color.
Full INCI (40): Water, Glycerin, Propanediol, Caprylic/Capric Triglyceride, Sorbitan Stearate, Pentaerythrityl Stearate/Caprate/Caprylate/Adipate, Glyceryl Stearate, Myristoyl/Palmitoyl Oxostearamide/Arachamide MEA, Butylene Glycol, Dimethicone, Tocopherol, Carbomer, Arginine, Allantoin, Carthamus Tinctorius (Safflower) Seed Oil, Panthenol, Sorbitan Laurate, Helianthus Annuus (Sunflower) Seed Oil, Sodium Hyaluronate, Hydroxyethylcellulose, Acetyl Dipeptide-1 Cetyl Ester, Pogostemon Cablin Oil, Salvia Officinalis (Sage) Oil, Elettaria Cardamomum Seed Oil, Dihydroxyisopropyl Palmoylpalmamide, Madecassoside, Bis-Capryloyloxypalmitamido Isopropanol, Stearic Acid, Ectoin, Phytosterols, Anthemis Nobilis Flower Oil, Mentha Arvensis Leaf Oil, Xylitylglucoside, Anhydroxylitol, Juniperus Mexicana Oil, Xylitol, Glucose, Acetyl Heptapeptide-4, 1,2-Hexanediol, Caprylyl Glycol
Ingredient list read from jolse.com on 10 September 2026.
35 of 40 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.
- 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.
- 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.
- Sorbitan Stearate emulsifier
- Sorbitan Stearate is a mild emulsifier and thickener used to hold oil and water together in creams.
- 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.
- 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.
- Dimethicone silicone
- Dimethicone is the most used cosmetic silicone. It forms a breathable film that smooths the surface, slows water leaving skin, and gives the slip that makes a primer or cream feel silky. It is inert and does not penetrate.
- 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.
- 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.
- 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.
23 more explained
- Carthamus Tinctorius (Safflower) Seed Oil emollient
- Safflower seed oil, among the highest-linoleic plant oils. High-linoleic oils feel lighter and absorb faster than high-oleic ones.
- 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.
- Sorbitan Laurate emulsifier
- Sorbitan Laurate is a light emulsifier and solubiliser, used to keep small amounts of oil or fragrance dissolved in a watery formula.
- Helianthus Annuus (Sunflower) Seed Oil emollient
- Sunflower Seed Oil is high in linoleic acid, the fatty acid dry and blemish-prone skin is often short of. It is a light, non-fragrant emollient and one of the better tolerated plant oils.
- 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.
- Hydroxyethylcellulose thickener
- Hydroxyethylcellulose is a cellulose thickener that builds a clear, smooth gel and holds the rest of the formula in suspension.
- Acetyl Dipeptide-1 Cetyl Ester peptide
- Acetyl Dipeptide-1 Cetyl Ester is a two-amino-acid peptide with a fatty cetyl tail attached, which lets it sit in the oil phase of a formula rather than only the water phase.
- Pogostemon Cablin Oil fragrance component
- Patchouli oil, steam distilled from the leaves. It is one of the heaviest, longest lasting aromatic oils and is used to scent a formula and to hold lighter notes in place.
- Salvia Officinalis (Sage) Oil fragrance component
- Sage essential oil. It scents a formula and carries the plant's own aromatic compounds, which is also why it can bother reactive skin.
- Madecassoside active
- Madecassoside is the centella triterpene most associated with the look of redness, and the one brands lead with in cica products. It is water soluble and stable, so it appears in essences as readily as in creams.
- 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.
- Ectoin humectant
- Ectoin is a small molecule that microbes in salt flats and hot springs make to survive extreme conditions. In skincare it holds water tightly around itself, which is why it appears in formulas aimed at reactive, easily dehydrated skin.
- Phytosterols emollient
- Phytosterols are plant sterols, structurally close to the cholesterol in skin's own lipid layer. They soften skin and help the oil phase of a formula hold together.
- Anthemis Nobilis Flower Oil fragrance component
- Anthemis Nobilis is Roman chamomile. The flower oil is an essential oil, so it scents a formula as well as conditioning it, and essential oils are the class most likely to bother reactive skin.
- Mentha Arvensis Leaf Oil fragrance
- Cornmint oil, the main commercial source of menthol. It smells and feels close to peppermint.
- Xylitylglucoside humectant
- Xylitylglucoside is a sugar-derived humectant, the third member of the xylitol blend. Together the three hold water in the outer layer for longer than any of them does alone.
- Anhydroxylitol humectant
- Anhydroxylitol is a xylitol derivative used as a humectant. It is almost always part of the xylitol, anhydroxylitol and xylitylglucoside blend sold as a moisture-retention complex.
- Juniperus Mexicana Oil fragrance
- Texas cedarwood oil, used for a dry woody note. It is an aromatic ingredient rather than a functional one.
- Xylitol humectant
- Xylitol is a sugar alcohol humectant. It holds water in the outer layer of skin and is often paired with anhydroxylitol and xylitylglucoside as a hydration trio.
- 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.
- Acetyl Heptapeptide-4 peptide
- A seven-amino-acid peptide with an acetyl group added for stability. It is used as a conditioning peptide for the look of firmness.
- 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.
- 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.
- Market
- Korean market, the version sold in Korea
- EAN (barcode)
- 8809723785117
- Made in
- Republic of Korea
- Volume
- 150 ml
- Category
- Moisturizer
- Actives
- Allantoin, Centella Asiatica, Ectoin, Madecassoside, Panthenol, 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.
How to use
- Take a dime-sized amount of Real Barrier Extreme Lotion 150ml and press it into skin as the final step of your AM and/or PM routine.
Worth knowing
- Anyone using a prescription retinoid or a strong acid exfoliant elsewhere in their routine should introduce this alongside it gradually.
- Skin that is actively broken out or irritated does best starting this once daily before moving to twice.
Complete the routine
- This itemReal Barrier Extreme Lotion 150ml$27.50

- The treatment step of this routineReal Barrier Aqua Soothing Ampoule 30ml$37.50

- Seal the routine in as the last stepRealbarrier Extreme Cream$28.23

Total for 3 items$93.23
Reviews
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Real Barrier Extreme Lotion 150ml
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
Real Barrier, Korean-market original
The authentic Korean-market moisturizer from Real Barrier, Extreme Lotion 150ml leads with Tocopherol.
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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