COSRX
The Ceramide Skin Barrier Moisturizer
The Ceramide Skin Barrier Moisturizer is a moisturiser from COSRX. Its official ingredient list includes Glycerin and Squalane. The brand lists 49 ingredients in this formula; each is explained below with its documented cosmetic functions.
Ingredients, decoded
The ingredient list below comes from the brand's formula listing. Open an explanation to see the evidence and things to keep in mind.
| On the label | What it does | The plain-English take |
|---|---|---|
| Water/Aqua | Fragrance supportDissolving ingredients | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| Butylene Glycol | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Glycerin | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Cetyl Ethylhexanoate | Softening | Helps soften and smooth the skin. |
| Butylene Glycol Dicaprylate/Dicaprate | SofteningSkin conditioning | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Squalane | SofteningSkin conditioningLipid support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Pentaerythrityl Tetraisostearate | SofteningCleansingMixing oil and water | Helps soften and smooth the skin. Helps remove dirt and residue from the skin. |
| Dicaprylyl Carbonate | Skin conditioningSoftening | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| Behenyl Alcohol | SofteningBindingFormula stabilityFragrance supportTexture | Helps soften and smooth the skin. Helps ingredients hold together. |
| Dimethicone | Foam controlFragrance supportSkin conditioningSofteningSkin protection | Helps reduce foaming while a product is made or applied. Supports the perfume or flavour mixture in a formula. |
| Betaine | Moisture bindingSkin conditioningTexture | Attracts and holds water. Used to help keep skin in good condition. |
| Hydroxypropyl Bispalmitamide MEA | Softening | Helps soften and smooth the skin. |
| C14-22 Alcohols | Formula stability | Helps an emulsion stay mixed. |
| Palmitic Acid | SofteningMixing oil and water | Helps soften and smooth the skin. Helps oil and water combine in a formula. |
| Stearic Acid | CleansingFormula stabilityScentLipid supportMixing oil and water | Helps remove dirt and residue from the skin. Helps an emulsion stay mixed. |
| Hydroxypropyl Bislauramide MEA | Softening | Helps soften and smooth the skin. |
| Arachidyl Alcohol | Formula stabilitySofteningTexture | Helps an emulsion stay mixed. Helps soften and smooth the skin. |
| Cholesterol | Light stabilitySkin conditioningSofteningMixing oil and waterTexture | Helps protect the formula from changes caused by light. Used to help keep skin in good condition. |
| Polyacrylate-13 | Film forming | Leaves a thin film on a surface after application. |
| C12-20 Alkyl Glucoside | CleansingMixing oil and water | Helps remove dirt and residue from the skin. Helps oil and water combine in a formula. |
| Allantoin | ComfortSkin conditioningSkin protection | Helps ease discomfort on skin or the scalp. Used to help keep skin in good condition. |
| Arachidyl Glucoside | CleansingMixing oil and water | Helps remove dirt and residue from the skin. Helps oil and water combine in a formula. |
| Caprylyl Glycol | SofteningSkin conditioningOdour controlFragrance support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Glyceryl Caprylate | SofteningMixing oil and water | Helps soften and smooth the skin. Helps oil and water combine in a formula. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| Hydrogenated Polyisobutene | Skin conditioningSofteningTexture | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| Carbomer | Formula stabilityGel textureTexture | |
| Tromethamine | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| Hydrogenated Lecithin | Mixing oil and waterSkin conditioning | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| Dimethiconol | Foam controlMoisture supportSoftening | Helps reduce foaming while a product is made or applied. Helps support the skin's water content. |
| Cetearyl Alcohol | Formula stabilityFormula appearanceSofteningCleansingMixing oil and waterFoam supportTexture | Helps an emulsion stay mixed. Makes a formula less transparent. |
| Polyglyceryl-10 Laurate | Skin conditioning | Used to help keep skin in good condition. |
| Ethylhexyl Palmitate | ScentSoftening | Adds or changes the product's scent. Helps soften and smooth the skin. |
| Sorbitan Isostearate | Mixing oil and water | Helps oil and water combine in a formula. |
| Phytosphingosine | Skin conditioning | Used to help keep skin in good condition. |
| Panthenol | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Propanediol | Moisture bindingFragrance supportDissolving ingredientsTexture | Attracts and holds water. Supports the perfume or flavour mixture in a formula. |
| Tocopherol | Skin conditioningAntioxidantFragrance support | Used to help keep skin in good condition. Slows reactions involving oxygen, helping protect against oxidation. |
| Ceramide NP | Skin conditioning | |
| Sodium Hyaluronate | Moisture bindingSkin conditioning | |
| Ceramide NS | Skin conditioning | Used to help keep skin in good condition. |
| 1,2-Hexanediol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Hydrolyzed Hyaluronic Acid | Moisture bindingSkin conditioning | |
| Ceramide AP | Skin conditioning | |
| Ceramide AS | Skin conditioning | Used to help keep skin in good condition. |
| Sodium Hyaluronate Crosspolymer | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Hyaluronic Acid | Moisture bindingMoisture supportSkin conditioning | |
| Sodium Acetylated Hyaluronate | Moisture binding | Attracts and holds water. |
| Ceramide EOP | Skin conditioning |
Sources
- COSRX: The Ceramide Skin Barrier MoisturizerChecked 2026-10-05T21:29:32.414750+00:00