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COSRX The Ceramide Skin Barrier Moisturizer ingredients: is it worth it?
Excellent barrier cream, not a miracle—this is strong, sensible formulation work.
Excellent barrier cream, not a miracle—this is strong, sensible formulation work.
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The efficacy score is high because the formula layers multiple well-supported barrier lipids (ceramides, cholesterol, phytosphingosine, fatty acids) with a dense humectant system (glycerin, betaine, panthenol, several hyaluronic acid forms) and a solid emollient/occlusive base. It loses a little ground only because there are no true treatment actives beyond barrier support, so its strength is repair and hydration rather than transformative anti-aging or brightening.
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DemythSkin rates COSRX The Ceramide Skin Barrier Moisturizer 4.4/5 for efficacy and 4.7/5 for safety.
ACTIVE INGREDIENTS BY TIER
Gold Standards
High clinical proof | Skin-transformativeReliable
Proven resultsPotent
Developing evidenceOverhyped | Marketing
Hype | Limited dataDocumented Irritants
Evidence-backed flagFORMULATION BASE (22)⌄
FULL INGREDIENT LIST⌄
Water/Aqua, Butylene Glycol, Glycerin, Cetyl Ethylhexanoate, Butylene Glycol Dicaprylate/Dicaprate, Squalane, Pentaerythrityl Tetraisostearate, Dicaprylyl Carbonate, Behenyl Alcohol, Dimethicone, Betaine, Hydroxypropyl Bispalmitamide MEA, C14-22 Alcohols, Palmitic Acid, Stearic Acid, Hydroxypropyl Bislauramide MEA, Arachidyl Alcohol, Cholesterol, Polyacrylate-13, C12-20 Alkyl Glucoside, Allantoin, Arachidyl Glucoside, Caprylyl Glycol, Glyceryl Caprylate, Ethylhexylglycerin, Hydrogenated Polyisobutene, Carbomer, Tromethamine, Hydrogenated Lecithin, Dimethiconol, Cetearyl Alcohol, Polyglyceryl-10 Laurate, Ethylhexyl Palmitate, Sorbitan Isostearate, Phytosphingosine, Panthenol, Propanediol, Tocopherol, Ceramide NP, Sodium Hyaluronate, Ceramide NS, 1,2-Hexanediol, Hydrolyzed Hyaluronic Acid, Ceramide AP, Ceramide AS, Sodium Hyaluronate Crosspolymer, Hyaluronic Acid, Sodium Acetylated Hyaluronate, Ceramide EOP
WHAT EACH INGREDIENT DOES (24)⌄
- Water/Aqua
- solvent base
- Butylene Glycol
- humectant solvent
- Glycerin
- primary humectant
- Cetyl Ethylhexanoate
- emollient ester
- Butylene Glycol Dicaprylate/Dicaprate
- light emollient
- Squalane
- emollient barrier support
- Pentaerythrityl Tetraisostearate
- rich emollient
- Dicaprylyl Carbonate
- silky emollient
- Behenyl Alcohol
- fatty alcohol thickener
- Dimethicone
- occlusive skin protectant
- Betaine
- osmolyte humectant
- Hydroxypropyl Bispalmitamide MEA
- pseudo-ceramide lipid
- C14-22 Alcohols
- fatty alcohol base
- Palmitic Acid
- fatty acid lipid
- Stearic Acid
- fatty acid lipid
- Hydroxypropyl Bislauramide MEA
- pseudo-ceramide lipid
- Arachidyl Alcohol
- fatty alcohol thickener
- Cholesterol
- barrier lipid
- Polyacrylate-13
- texture stabilizer
- C12-20 Alkyl Glucoside
- emulsifier
- Allantoin
- soothing skin protectant
- Arachidyl Glucoside
- emulsifier
- Caprylyl Glycol
- humectant preservative aid
- Glyceryl Caprylate
- emollient preservative booster
EXTERNAL CITATIONS
Ceramides + Cholesterol + Fatty Acids: Official brand page and retailer descriptions identify a ceramide-cholesterol-fatty acid barrier complex as the core function of the moisturizer.
Panthenol: The brand and retailers describe panthenol as part of the soothing and barrier-support system.
Hyaluronic Acid forms: The product is marketed with 5 types of hyaluronic acid, and the INCI confirms multiple hyaluronate forms that support hydration.
DISCLAIMER: THIS ANALYSIS IS FOR INFORMATION ONLY. NOT MEDICAL ADVICE. AI-GENERATED DATA BASED ON PUBLICLY AVAILABLE INGREDIENT LISTS. VERIFY WITH A MEDICAL PROFESSIONAL.
A cheaper moisturizer with a similar formula
A partial ingredient match (43%), not a close dupe.
COSRX The Ceramide Skin Barrier Moisturizer: common questions
Is COSRX The Ceramide Skin Barrier Moisturizer worth it?
COSRX The Ceramide Skin Barrier Moisturizer scores 4.4 out of 5.0 for efficacy (Effective) and 4.7 out of 5.0 for safety (Very Gentle) on DemythSkin's independent ingredient analysis. Excellent barrier cream, not a miracle—this is strong, sensible formulation work.
What are the key active ingredients in COSRX The Ceramide Skin Barrier Moisturizer?
COSRX The Ceramide Skin Barrier Moisturizer contains no gold-standard actives. Its formula is built on supporting and base ingredients rather than clinically transformative actives.
Does COSRX The Ceramide Skin Barrier Moisturizer contain fragrance or known irritants?
DemythSkin's analysis found no flagged irritants in COSRX The Ceramide Skin Barrier Moisturizer. It scores 4.7 out of 5.0 for safety.
How is COSRX The Ceramide Skin Barrier Moisturizer scored?
DemythSkin grades every product on two independent scores: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are graded S through D against a database of over 3,000 compounds. Brand and price are not part of the score, and no brand pays for one.
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