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 11 of 11
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

Vasodilator

Benzyl Nicotinate

Benzyl Nicotinate

3.0

Benzyl nicotinate creates a temporary flush or warmth by widening blood vessels, but it offers no lasting skincare benefit and can irritate sensitive skin.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Butoxyethyl Nicotinate

Butoxyethyl Nicotinate

3.0

Butoxyethyl Nicotinate is a synthetic ingredient that temporarily increases blood flow to the skin, often used in anti-cellulite and warming products, but it can cause irritation and redness in sensitive individuals.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Ethyl Nicotinate

Ethyl Nicotinate

3.5

Ethyl nicotinate creates a temporary warm flush on the skin by widening blood vessels, often used for a plumping or tingling effect, but it can cause irritation in sensitive skin.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Hexyl Nicotinate

Hexyl Nicotinate

3.5

Hexyl Nicotinate creates a temporary warming or tingling sensation by dilating blood vessels, but it can cause irritation and is not a long-term solution for skin concerns.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Isopropyl Nicotinate

Isopropyl Nicotinate

3.5

Isopropyl nicotinate creates a temporary flush and warmth by dilating surface blood vessels, but its cosmetic benefits are short-lived and may irritate sensitive skin.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Methyl Nicotinate

METHYL NICOTINATE

3.5

Methyl nicotinate creates a temporary flush and warmth by widening blood vessels, but it can irritate sensitive skin and its cosmetic benefits are short-lived.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Myristyl Nicotinate

MYRISTYL NICOTINATE

3.8

A niacin-derived ingredient that temporarily increases blood flow to the skin's surface, often used for a plumping or warming effect.

Irritation

moderate

Source

semi-synthetic

beautyskincarevasodilator
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Vasodilator

Nicotinyl Alcohol

Nicotinyl Alcohol

3.5

Nicotinyl alcohol may help improve skin radiance by boosting blood flow, but it is less studied and potentially more irritating than niacinamide.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Thurfyl Nicotinate

Thurfyl Nicotinate

3.5

Thurfyl Nicotinate creates a temporary flush and warmth by widening blood vessels, but it is not a long-term solution for skin concerns and may irritate sensitive skin.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Thurfyl Nicotinate HCl

THURFYLNICOTINATE HCL

2.5

Thurfyl nicotinate HCl creates a temporary warming sensation by dilating blood vessels, but its cosmetic benefits are short-lived and may cause irritation in sensitive skin.

Irritation

moderate

Source

synthetic

beautyskincarevasodilator
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Vasodilator

Visnadine

VISNADINE

3.5

Visnadine may help improve skin microcirculation for a temporary glow, but evidence is limited and it can cause irritation in sensitive skin.

Irritation

moderate

Source

natural

beautyskincarevasodilator
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