COSRX
Airy-Light Invisible Sun Stick
Airy-Light Invisible Sun Stick is a sunscreen from COSRX. Its official ingredient list includes Ceramide Np and Niacinamide. The brand lists 38 ingredients in this formula; each is explained below with its documented cosmetic functions.
- Routine step
- Sun protection
- Formula
- 38 listed ingredients
- Source version
- Global brand store
- Formula checked
- 7 October 2026
Inside the formula
A few ingredients worth getting to know, and the roles they play.
Ingredient roles do not establish how well the finished product works. Open a card for its explanation and sources.
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 |
|---|---|---|
| Methyl Methacrylate Crosspolymer | Film forming | Leaves a thin film on a surface after application. |
| Synthetic Wax | Exfoliating textureBindingFormula stabilityFragrance supportTexture | Adds particles that help remove surface material through rubbing. Helps ingredients hold together. |
| Caprylyl Methicone | Skin conditioning | Used to help keep skin in good condition. |
| Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer | Texture | Adjusts how thick or fluid the formula is. |
| Coco-Caprylate/Caprate | SofteningSkin conditioning | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Dicaprylyl Carbonate | Skin conditioningSoftening | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| Ethylhexyl Palmitate | ScentSoftening | Adds or changes the product's scent. Helps soften and smooth the skin. |
| Butyloctyl Salicylate | Skin conditioningDissolving ingredients | Used to help keep skin in good condition. Helps other ingredients dissolve in the formula. |
| Neopentyl Glycol Diheptanoate | Skin conditioningSoftening | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| Diethylamino Hydroxybenzoyl Hexyl Benzoate | UV filteringFragrance supportLight stabilityFormula UV protection | Filters ultraviolet radiation as part of a sun-protection formula. Supports the perfume or flavour mixture in a formula. |
| Ethylhexyl Triazone | UV filteringLight stabilityFormula UV protection | Filters ultraviolet radiation as part of a sun-protection formula. Helps protect the formula from changes caused by light. |
| Ozokerite | BindingFormula stabilityFormula appearanceTexture | Helps ingredients hold together. Helps an emulsion stay mixed. |
| Tocopheryl Acetate | AntioxidantFragrance supportSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Supports the perfume or flavour mixture in a formula. |
| Silica | Exfoliating textureAbsorbingClump controlFormula bodyFragrance supportFormula appearanceTexture | Adds particles that help remove surface material through rubbing. Takes up liquids or dissolved material. |
| Vinyl Dimethicone | Texture | Adjusts how thick or fluid the formula is. |
| Polysilicone-15 | Light stabilityFormula UV protectionUV filtering | Helps protect the formula from changes caused by light. Helps protect the formula itself from ultraviolet light. |
| Synthetic Fluorphlogopite | Formula bodyTexture | Adds bulk to a formula. Adjusts how thick or fluid the formula is. |
| Propylheptyl Caprylate | Softening | Helps soften and smooth the skin. |
| Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine | Formula UV protectionUV filtering | Helps protect the formula itself from ultraviolet light. Filters ultraviolet radiation as part of a sun-protection formula. |
| Ceresin | BindingFormula stabilityFormula appearanceTexture | Helps ingredients hold together. Helps an emulsion stay mixed. |
| Bisabolol | ScentSkin conditioningComfort | Adds or changes the product's scent. Used to help keep skin in good condition. |
| Polyglyceryl-4 Diisostearate/Polyhydroxystearate/Sebacate | Formula stabilityCleansingMixing oil and water | Helps an emulsion stay mixed. Helps remove dirt and residue from the skin. |
| Triethoxycaprylylsilane | Binding | Helps ingredients hold together. |
| Glyceryl Caprylate | SofteningMixing oil and water | Helps soften and smooth 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. |
| Disteardimonium Hectorite | Light stabilityTexture | Helps protect the formula from changes caused by light. Adjusts how thick or fluid the formula is. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| Triethyl Citrate | Fragrance supportFlexible texture | Supports the perfume or flavour mixture in a formula. Helps a material become more flexible. |
| Tocopherol | Skin conditioningAntioxidantFragrance support | Used to help keep skin in good condition. Slows reactions involving oxygen, helping protect against oxidation. |
| Ceramide NP | Skin conditioning | |
| Water | Fragrance supportDissolving ingredients | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| Niacinamide | Smoothing | |
| Allantoin | ComfortSkin conditioningSkin protection | Helps ease discomfort on skin or the scalp. Used to help keep skin in good condition. |
| Zinc PCA | Moisture bindingSkin conditioning | Attracts and holds water. 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. |
| 1,2-Hexanediol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Sodium Hyaluronate | Moisture bindingSkin conditioning | |
| Aloe Barbadensis Leaf Water | Scent | Adds or changes the product's scent. |
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Sources
- COSRX: Airy-Light Invisible Sun StickChecked 2026-10-07T13:13:41.533991+00:00