SPF Scout · Product record
COSRX COSRX (Stick)
U.S. formulation · record last retrieved 5 August 2026
What is listed
The ingredient declaration stored for this formulation, reproduced exactly as it was recorded from the source below.
25 entries · the stored declaration is recorded as complete.
What each ingredient generally does
Each entry that matched a canonical ingredient, with the function recorded for it. These notes describe the role an ingredient plays in a formulation. They do not assess an ingredient.
Octisalate
Light stabiliser (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light, and doubles as a light stabilizer to keep the formula steady in sun. It also appears on labels as Ethylhexyl Salicylate.
Octocrylene
Light stabiliser (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light. It also serves as a light stabilizer, helping keep other filters and the formula intact under sunlight.
Avobenzone
Light stabiliser (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light. It also acts as a light stabilizer, helping the formula hold up under sun exposure. On labels it also appears as Butyl Methoxydibenzoylmethane.
Homosalate
Fragrance ingredient (scent)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light. It also adds scent to the product.
Butyloctyl Salicylate
Emollient (softens and smooths skin)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)A liquid that conditions skin and hair and acts as a solvent. It softens skin feel and helps dissolve and spread other ingredients in the mix.
3-O-Ethyl Ascorbic Acid
Skin conditioning (CosIng functional class)A form of vitamin C used to condition the skin. That means it works to keep skin feeling soft and smooth.
A moisture-grabbing ingredient that draws in and holds water. That keeps skin conditioned and helps it feel supple. It's the salt form of hyaluronic acid.
Tocopheryl Acetate
Antioxidant (slows the formula oxidising)otherSkin conditioning (CosIng functional class)Tocopheryl Acetate is a form of vitamin E that acts as an antioxidant, helping keep the formula from going off. It also conditions the skin, softening its feel.
listed as “Alpha-Tocopherol Acetate”
Panthenol
Antistatic (reduces static)Hair conditioning (CosIng functional class)Humectant (holds moisture)Skin conditioning (CosIng functional class)A skin- and hair-conditioning ingredient that also reduces static cling. In practice it helps keep skin and hair feeling soft and smooth.
Diethylhexyl Carbonate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)A lightweight oil-like liquid that softens and smooths the skin feel. It gives the product a light, easy-spreading texture.
Polymethylsilsesquioxane
Opacifier (makes the formula less see-through)This is an opacifier, meaning it makes the product look less see-through. It gives the formula a more solid, opaque appearance.
listed as “Polymethylsilsesquioxane (4.5 Microns)”
Ethylhexyl Isononanoate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Ethylhexyl Isononanoate is an emollient. It softens and smooths the way skin feels.
Diisostearyl Malate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)An oily ingredient that softens and smooths skin feel while also helping to lift away dirt and oil. In practice it conditions the skin and can act as a cleansing agent in the mix.
A light silicone that conditions the skin and keeps foam down during use. It gives a smooth feel and stops unwanted bubbling in the formula.
No reviewed note yet.
Methyl Methacrylate/Glycol Dimethacrylate Crosspolymer
Film forming (leaves a thin coating)This is a film former. It leaves a thin, even layer on the skin as the product dries.
Bis-Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate
Emollient (softens and smooths skin)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)Viscosity control (thickens or thins the formula)A rich oil-like emollient that softens and smooths skin feel while also adjusting how thick the product is. In practice it gives a cushiony, spreadable texture and helps condition skin and hair.
Dimethicone
Antifoaming (stops the formula foaming)Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Skin protecting (CosIng functional class)A silicone that softens and smooths skin feel and forms a protective layer on the surface. It also cuts down foam during production, keeping the formula settled.
Silica Dimethyl Silylate
Anticaking (keeps powder free-flowing)Antifoaming (stops the formula foaming)Emollient (softens and smooths skin)Emulsion stabiliser (keeps oil and water mixed)otherSkin conditioning (CosIng functional class)Viscosity control (thickens or thins the formula)This is a modified silica powder that keeps the oil and water parts from separating and adjusts the product's thickness. It also softens skin feel, cuts down foaming, and stops powders from clumping.
Diphenylsiloxy Phenyl Trimethicone
Antifoaming (stops the formula foaming)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)A silicone that conditions skin and hair for a smooth feel, and keeps foaming down while the product is made. It leaves a soft, even surface.
Copernicia Cerifera Cera
Emollient (softens and smooths skin)Film forming (leaves a thin coating)Skin conditioning (CosIng functional class)This is carnauba wax, which forms a thin film on the surface and softens skin feel. It helps the product hold together and smooth out. Often listed as carnauba wax.
listed as “Copernicia Cerifera (Carnauba) Wax”
Isopropyl Palmitate
Binder (holds the formula together)Emollient (softens and smooths skin)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)An emollient that softens and smooths skin feel while helping hold the formula together. It also can carry fragrance and lends a smooth, spreadable texture.
Camellia Japonica Seed Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An oil pressed from camellia seeds that softens and smooths the skin's feel. It works as an emollient, leaving skin feeling conditioned and smooth.
Dimethicone Crosspolymer
Emulsion stabiliser (keeps oil and water mixed)Hair fixing (holds hair in place)otherViscosity control (thickens or thins the formula)A silicone-based ingredient that keeps the oil and water parts from separating and adjusts how thick the product is. It also helps hold styling or film in place.
Polyethylene
Abrasive (physically scrubs)Film forming (leaves a thin coating)Viscosity control (thickens or thins the formula)Polyethylene is a plastic-type material that acts as a mild scrub particle, a film former, and a thickness adjuster. That means it can smooth or polish the skin surface, leave a thin coating as the product dries, and adjust how thick the formula is.
Checking this against your own list
SPF Scout's Personal Ingredient Check runs in the app, on your device. This page cannot see a personal avoidance list. Your selections are stored on your phone and are never sent to this website — there is nowhere on our side for them to go.
In the app you choose the ingredients you already avoid, and every entry in this declaration that matches one of them is shown to you with the alias path that produced the match.
This comparison does not predict whether your skin will react.
Source quality
- Source
- DailyMed drug label
- Source record
- https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=313b1a73-8863-c458-e063-6394a90a01d6
- Retrieved
- 5 August 2026
- Market
- United States
- Formulation date
- Not recorded
- Version
- v1 of this U.S. formulation
- Verification confidence
- High
- Entries recorded
- 25
- Record checksum
- sha256:7eec3ab33252301885f66c287dc0dd76162551f66b222b3addfd5ccfc638915a
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