Beauty ingredient research

Beauty ingredients explained in plain English

Browse the review database to understand what an ingredient is, what it does in a beauty formula, when it is useful, and when it deserves caution across skincare, haircare, bodycare, makeup, and more.

20769

Reviewed ingredients

524

Low-concern standouts

2884

Need usage caution

Showing 23 of 203
AllUV absorberUV filterabrasiveabsorbentacne treatmentactiveactive ingredientadhesivealkalizing agentamino acidanti-aginganti-androgenanti-cavityanti-cavity agentanti-inflammatoryanti-irritantanticariesanticavity agentantidandruffantifungalantimicrobialantioxidantantiperspirantantiplaqueastringentbarrier repairbarrier supportbarrier-repairbarrier-supportbinderbinding agentbiotechbiotechnologybond-builderbotanicalbotanical extractbotanical oilbotanical waterbrighteningbrightening agentbufferbuffering agentcell-communicating ingredientceramidechelating agentchemicalchemical intermediateclaycleansercleansingcleansing agentcolorantconditionerconditioningconditioning agentcooling agentcosmeticcosmetic additivecosmetic colorantcosmetic ingredientcosmetic pigmentcosmetic powdercosmetic-texturizercosmetic-waxcosmeticscrosslinking agentdelivery agentdelivery systemdenaturantdeodorantdeodorant agentdepigmenting agentdepilatorydepilatory agentdesensitizing agentdyedye intermediatedye precursordye-intermediateemollientemulsifierenzymeessential oilexfoliantexperimentaleyelashfermentfilm formerfilm-formerfilm-formingfilm-forming agentfirming agentfixativeflavoring agentformulationfragrancefragrance ingredientfunctional ingredientgashair carehair colorhair coloranthair conditionerhair dyehair removalhair-carehair-colorhaircarehumectantindustrialinsecticideintermediatelashlash carelash enhancerlash-and-browlip carelipidmakeupmarine extractmasking agentmicrobiomemicrobiome modulatormineralmoisturizernail carenail-careocclusiveoilopacifieropacifying agentoptical agentoral careotheroxidative dyeoxidative dye precursoroxidizing agentpH adjusterpain reliefpenetration enhancerpeptidepersonal careph adjusterpharmaceuticalpheromonepigmentplant oilplasticizerpolymerpolymer precursorprebioticprescription-drugpreservativepreservative boosterprobioticprocessing agentprocessing aidpropellantproteinpurifyingreducing agentretinoidscalp caresebum regulatorsebum-regulatorself-tannerself-tanningsensory additivesensory agentsensory modifiersiliconeskin barrierskin barrier supportskin conditionerskin conditioningskin conditioning agentskin lighteningskin protectantskin-conditioningskin-conditioning agentskin-identicalskin-identical ingredientskin-lighteningskin-lightening agentskincaresolventsoothingsoothing agentstabilizerstimulantsunscreensurfactantsyntheticsynthetic colorantsynthetic dyesynthetic resinsynthetic-coloranttexture enhancertexturizerthickenertoneruv-absorberuv-filtervasoactivevasodilatorviscosity controlviscosity controllingviscosity controlling agentvitaminwax

Absorbent

Starch Acetate/Adipate

STARCH ACETATE/ADIPATE

3.8

A gentle modified starch that improves product feel and absorbs excess oil without clogging pores.

Irritation

low

Source

semi-synthetic

beautyskincaretexturizer
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Viscosity controlling agent

Stearamide

Stearamide

3.5

Stearamide is a synthetic thickener and stabilizer that helps give creams and lotions a smooth, rich texture with a low risk of irritation.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Viscosity Controlling

Stearamide MEA-Stearate

STEARAMIDE MEA-STEARATE

3.5

A synthetic thickener and stabilizer that helps give creams a rich texture, but may be too heavy for oily or acne-prone skin.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Absorbent

Styrene/DVB Crosspolymer

Styrene/DVB Crosspolymer

3.5

A synthetic powder that improves product feel and absorbs excess oil, but offers no active skincare benefits.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Thickener

Sugar-Based Thickening Polymer

Sodium Acrylate/Methallylsulfonate/Methoxy PEG-48 Methacrylate/Sucrose Copolymer

4.0

A safe, effective thickener that gives gels and creams a smooth, non-sticky feel.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Absorbent

Tapioca Starch Crosspolymer

Tapioca Starch Crosspolymer

4.3

A gentle, plant-based powder that soaks up excess oil and gives a smooth, non-greasy feel without clogging pores.

Irritation

low

Source

natural

beautyskincaretexturizer
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Thickener

TEA-Carbomer

TEA-Carbomer

4.0

A safe, effective thickener that gives your skincare products a pleasant gel or cream texture without clogging pores.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Texture Enhancer

TEA-Dextrin Octenylsuccinate

TEA-Dextrin Octenylsuccinate

4.0

A gentle, starch-based ingredient that improves product feel and stability without clogging pores or causing irritation.

Irritation

low

Source

semi-synthetic

beautyskincaretexturizer
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Skin Conditioning Agent

Tricyclodecane Dimethanol

TRICYCLODECANE-4,8-DIMETHANOL

3.8

A synthetic skin-conditioning ingredient that improves product feel without major safety concerns.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Thickener

Undecylenoyl Xanthan Gum

Undecylenoyl Xanthan Gum

4.0

A gentle, dual-purpose ingredient that thickens formulas and offers mild antimicrobial support without irritation.

Irritation

low

Source

semi-synthetic

beautyskincaretexturizer
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Film Former

Vinyl Dimethicone Crosspolymer Blend

VINYL DIMETHICONE/LAURYL/BEHENYL DIMETHICONE CROSSPOLYMER

4.0

A silicone crosspolymer that gives a silky, smooth feel to products without clogging pores or causing irritation.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Absorbent

Wheat Starch

TRITICUM VULGARE STARCH

4.0

Wheat starch is a gentle, natural oil-absorber that gives makeup a smooth, matte finish without clogging pores.

Irritation

low

Source

natural

beautyskincaretexturizer
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Bulking Agent

Wollastonite

WOLLASTONITE

2.5

Wollastonite is a natural mineral used mainly as a filler and texture modifier in powder cosmetics, but it has limited skincare benefits and its safety in inhaled forms is a concern.

Irritation

low

Source

natural

beautyskincaretexturizer
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Thickener

Zinc Laurate

Zinc Laurate

3.8

A gentle thickening and opacifying agent that also helps skin feel smooth, but it's not a star active ingredient.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Viscosity Controlling

Zinc Palmitate

Zinc Palmitate

3.8

Zinc Palmitate is a safe, non-irritating ingredient that helps give makeup and creams a smooth, silky feel without clogging pores.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Bulking Agent

Zinc Phosphate

Zinc Phosphate

3.5

Zinc Phosphate is a safe, non-irritating mineral powder used to add bulk and opacity to makeup, but it offers no active skincare benefits.

Irritation

low

Source

synthetic

beautyskincaretexturizer
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Absorbent

Zinc Silicate

Zinc Silicate

3.5

Zinc Silicate is a safe, non-irritating mineral powder that helps absorb oil and gives a smooth finish, but it offers no active skincare benefits.

Irritation

low

Source

natural

beautyskincaretexturizer
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