SPF Scout · Product record
L'Oreal USA Products Inc SkinCeuticals Physical UV Defense Broad Spectrum SPF 30 Sunscreen
SPF 30 as labeled
U.S. formulation · record last retrieved 22 September 2026
What is listed
The ingredient declaration stored for this formulation, reproduced exactly as it was recorded from the source below.
35 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.
Titanium Dioxide
Colorant (adds colour)Opacifier (makes the formula less see-through)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)Titanium Dioxide is a mineral UV filter that absorbs ultraviolet light. It also works as a white colorant and opacifier, adding whiteness and making the product less see-through. As a color additive it appears on labels as CI 77891.
Zinc Oxide
Bulking agent (adds volume)Colorant (adds colour)Light stabiliser (protects the formula from light)Oral care (CosIng functional class)Preservative (inhibits microbial growth)Skin protecting (CosIng functional class)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)A mineral UV filter that absorbs ultraviolet light, the core sun-protection job in this product. It also helps protect the skin surface and can add whiteness or opacity. On some labels it appears as CI 77947 when used for colour.
Water
Antiplaque (CosIng functional class)otherSkin conditioning (CosIng functional class)Solvent (dissolves other ingredients)The base liquid that most of the other ingredients dissolve or spread into. It carries the formula and helps condition the skin surface.
Glycerin
Denaturant (makes alcohol undrinkable)Fragrance ingredient (scent)Hair conditioning (CosIng functional class)Humectant (holds moisture)Oral care (CosIng functional class)Skin conditioning (CosIng functional class)Skin protecting (CosIng functional class)Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)Glycerin draws in and holds moisture while conditioning and protecting skin. It also dissolves other ingredients, adjusts thickness, and can add scent. On labels it may appear as glycerol.
C12-15 Alkyl Benzoate
Emollient (softens and smooths skin)Preservative (inhibits microbial growth)Skin conditioning (CosIng functional class)This is a lightweight oily ingredient that softens and smooths the skin. It also helps keep the product fresh by limiting microbe growth.
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.
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.
Phenethyl Benzoate
Emollient (softens and smooths skin)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)This works as a fragrance and an emollient, meaning it softens and smooths skin feel. It adds scent while giving the product a smoother texture on skin.
Triethylhexanoin
Fragrance ingredient (scent)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)A lightweight conditioning oil for skin and hair that also carries fragrance. It softens the surface and helps the product spread evenly, while adding scent.
Isohexadecane
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)A light oil-like ingredient that works as a solvent, keeping other ingredients dissolved and mixed. It also softens and smooths skin feel, helping the product glide on.
Styrene/Acrylates Copolymer
Film forming (leaves a thin coating)Opacifier (makes the formula less see-through)Styrene/Acrylates Copolymer forms a film and makes the product look opaque. In practice it leaves a thin layer on the skin and gives the formula a non-transparent appearance.
A silicone that conditions skin and softens and smooths skin feel. In practice it gives the product a smooth, silky glide on the skin.
Butyrospermum Parkii Butter
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Viscosity control (thickens or thins the formula)This is shea butter, a rich fat that softens and smooths the skin. It also adjusts the thickness of the product, giving it more body. You may see it listed under its common name, shea butter.
listed as “butyrospermum parkii (shea) butter”
Isododecane
Emollient (softens and smooths skin)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)A light fluid that acts as a solvent, keeping other ingredients dissolved and evenly blended. It also softens skin feel and can carry fragrance. It leaves a quick, non-heavy finish as it spreads.
Polyglyceryl-4 Isostearate
Surfactant (cleanses or mixes oil and water)An emulsifier that helps oil and water mix. In practice it keeps the water and oil parts blended into one smooth product.
Talc
Abrasive (physically scrubs)Absorbent (takes up oil or water)Anticaking (keeps powder free-flowing)Bulking agent (adds volume)Opacifier (makes the formula less see-through)Skin protecting (CosIng functional class)Slip modifier (changes how the formula spreads)Talc is a soft mineral powder that absorbs moisture and adds bulk and slip. In practice it helps the product spread, keeps powders from clumping, and can add opacity.
Dimethicone/Polyglycerin-3 Crosspolymer
Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)Viscosity control (thickens or thins the formula)A silicone-based ingredient that helps oil and water mix and stay blended, while also lifting away dirt and oil. It conditions the skin and adjusts how thick the product is.
Nylon-12
Bulking agent (adds volume)Opacifier (makes the formula less see-through)Viscosity control (thickens or thins the formula)A fine powder that adds bulk and adjusts the product's thickness. It also makes the formula more opaque, so it looks less clear. In practice, it can give a smooth, powdery feel.
Pentylene Glycol
Humectant (holds moisture)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)A skin-conditioning ingredient that also works as a solvent. It helps dissolve other ingredients and keeps skin feeling conditioned.
Lauryl PEG-9 Polydimethylsiloxyethyl Dimethicone
Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)This is a silicone-based ingredient that helps oil and water mix and can also do cleansing work. It conditions skin and hair, giving a smooth feel. In a formula it keeps the oil and water parts blended together.
Aluminum Stearate
Anticaking (keeps powder free-flowing)Colorant (adds colour)Emulsion stabiliser (keeps oil and water mixed)Viscosity control (thickens or thins the formula)An ingredient that keeps the formula from clumping, holds the oil and water parts stable, and adjusts thickness. It also acts as a colorant, adding to the product's texture and consistency.
Phenoxyethanol
Preservative (inhibits microbial growth)This is a preservative that fights microbes. It helps keep the product from spoiling over time.
Alumina
Abrasive (physically scrubs)Absorbent (takes up oil or water)Anticaking (keeps powder free-flowing)Bulking agent (adds volume)Opacifier (makes the formula less see-through)otherViscosity control (thickens or thins the formula)A mineral powder that soaks up excess oil, adjusts thickness, and keeps the formula from clumping. It also adds opacity and can act as a mild scrubbing agent, giving the product body and a smoother texture.
Polyhydroxystearic Acid
Surfactant (cleanses or mixes oil and water)This is an emulsifier that helps oil and water mix. It keeps the oily and watery parts blended so the formula holds together.
Magnesium Sulfate
Bulking agent (adds volume)Magnesium Sulfate is a mineral salt used to add bulk to the formula. It helps fill out the product's body and texture.
Caprylyl Glycol
Deodorant (masks or reduces odour)Emollient (softens and smooths skin)Hair conditioning (CosIng functional class)Preservative (inhibits microbial growth)Skin conditioning (CosIng functional class)A multi-tasker that conditions skin and hair and acts as a deodorant. As an emollient it softens and smooths, leaving skin feeling conditioned.
PEG-8 Laurate
Surfactant (cleanses or mixes oil and water)A cleansing agent that also helps oil and water mix. It keeps the water and oil parts blended and helps lift away residue.
Disteardimonium Hectorite
Light stabiliser (protects the formula from light)Viscosity control (thickens or thins the formula)A thickener that adjusts how thick or thin the product is. It also works as a light stabilizer, helping the formula hold up against light exposure.
A binding ingredient that helps hold the parts of the formula together. It is often used to coat and bind powders in a mix.
Tocopherol
Antioxidant (slows the formula oxidising)Fragrance ingredient (scent)Occlusive (CosIng functional class)otherSkin conditioning (CosIng functional class)Tocopherol is a form of vitamin E used as an antioxidant, which helps keep the formula from going off. It also conditions skin and forms a thin surface layer that slows moisture loss. You may see it listed simply as vitamin E.
Propylene Carbonate
Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)A solvent that dissolves and carries other ingredients, and it also adjusts the product's thickness. In practice it helps blend the formula and fine-tune its texture.
Artemia Extract
Skin conditioning (CosIng functional class)This is an extract from brine shrimp, used for skin conditioning. It helps keep skin feeling soft and smooth.
Benzoic Acid
Fragrance ingredient (scent)pH adjuster (sets the formula's acidity)Preservative (inhibits microbial growth)A preservative that helps keep the product from spoiling. It also fine-tunes the acidity level and adds fragrance.
Dipropylene Glycol
Fragrance ingredient (scent)Humectant (holds moisture)Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)A solvent that dissolves other ingredients and adjusts how thick the product is. It also adds fragrance. This helps the formula blend and spread evenly.
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.
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=3a6db7d3-6c59-4633-a97e-1c03127246d3
- Retrieved
- 22 September 2026
- Market
- United States
- Version
- v1 of this U.S. formulation
- Source tier
- Official label document (not independently verified by us)
- Entries recorded
- 35
- Record checksum
- sha256:bc8277e620d46acb39fb57c6d6ada22a8492636ec34a7df7e4935385700a435a
Always compare this record with your current package.