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 60 of 20,303
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

Fragrance

Vanillin

Vanillin

3.8

Vanillin adds a warm vanilla scent to skincare and has mild antioxidant activity, but it is primarily a fragrance ingredient with limited skin benefits.

Irritation

low

Source

semi-synthetic

beautyskincarefragrance
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Soothing Agent

Vanillosmopsis Erythropappa Extract

Vanillosmopsis Erythropappa Flower/Leaf Extract

3.8

A gentle botanical extract from the Brazilian candeia tree that may help calm skin and fight free radicals, though research is still limited.

Irritation

low

Source

natural

beautyskincaresoothing agent
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Soothing Agent

Vanillosmopsis Erythropappa Oil

Vanillosmopsis Erythropappa Flower/Leaf Oil

3.8

A gentle, fragrant oil from the Candeia tree that may help calm skin and provide antioxidant support, but research is still limited.

Irritation

low

Source

natural

beautyskincaresoothing agent
Read ingredient review

Sensory Modifier

Vanillyl Butyl Ether

Vanillyl Butyl Ether

4.0

Vanillyl Butyl Ether is a synthetic warming agent that creates a gentle, pleasant heat sensation on the skin without causing irritation, making it a popular sensory booster in skincare.

Irritation

low

Source

synthetic

beautyskincaresensory agent
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Fragrance Ingredient

Vanillyl Isobutyrate

4-FORMYL-2-METHOXYPHENYL ISOBUTYRATE

3.5

A synthetic vanilla-like fragrance ingredient that adds scent but offers no skin benefit; generally safe at low levels but may cause irritation in sensitive individuals.

Irritation

low

Source

synthetic

beautyskincarefragrance
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Soothing Agent

Vanillylidene Pentanedione

Vanillylidene Pentanedione

3.8

A synthetic ingredient that may help calm redness and even skin tone, but research is still early.

Irritation

low

Source

synthetic

beautyskincaresoothing agent
Read ingredient review

Antioxidant

Vateria Indica Bark Extract

VATERIA INDICA BARK EXTRACT

3.8

A gentle, antioxidant-rich bark extract that may help protect skin from environmental stress, but research is still early.

Irritation

low

Source

natural

beautyskincareantioxidant
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Emollient

Vateria Indica Seed Butter

VATERIA INDICA SEED BUTTER

4.0

A nourishing, non-greasy plant butter that softens skin and helps restore the moisture barrier, but research on its benefits is still limited.

Irritation

low

Source

natural

beautyskincareemollient
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Antioxidant

Vegetable Blend Extract

ALLIUM FISTULOSUM STALK/BRASSICA RAPA LEAF/STEM/CAPSICUM ANNUUM FRUIT EXTRACT

3.8

A gentle botanical blend that may offer antioxidant and soothing benefits, but research is limited and individual plant contributions vary.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Vegetable Fruit Blend Extract

Luffa cylindrica Fruit/Daucus carota sativa Root/Cucumis sativus Fruit Extract

3.8

A gentle botanical blend that may offer antioxidant and soothing benefits, but research on this specific combination is limited.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Vegetable Fruit Complex Extract

Luffa cylindrica Fruit/Daucus carota sativa Root/Cucumis sativus Fruit Extract

3.8

A gentle botanical blend that offers antioxidant protection and soothing hydration, best for normal to dry skin types.

Irritation

low

Source

natural

beautyskincareantioxidant
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Emollient

Vegetable Oil

Vegetable Oil

3.8

Vegetable Oil is a basic emollient that softens skin, but its exact benefits depend on the specific plant source, and it may clog pores for some people.

Irritation

low

Source

natural

beautyskincareemollient
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Emollient

Vegetal Oils

Vegetal Oil

4.0

Vegetal oils are natural moisturizers that help soften and protect the skin, but their comedogenic potential varies by type.

Irritation

low

Source

natural

beautyskincareemollient
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Antioxidant

Veiled Lady Mushroom Extract

DICTYOPHORA INDUSIATA FRUITING BODY EXTRACT

3.8

A gentle mushroom extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Veitch Fir Leaf Extract

Abies Veitchii Leaf Extract

4.0

A gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though human studies are limited.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Velvet Berry Extract

ANTIDESMA VELUTINOSUM FRUIT EXTRACT

3.8

A gentle, antioxidant-rich fruit extract that may help calm skin and protect against environmental stress, though research is still limited.

Irritation

low

Source

natural

beautyskincareantioxidant
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Skin-conditioning agent

Velvet Extract Ferment

Lactobacillus/Velvet Extract Ferment Filtrate

3.8

A fermented plant extract that may help calm the skin and support a healthy microbiome, though human research is still limited.

Irritation

low

Source

biotech

beautyskincaresoothing agent
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Antioxidant

Velvet Mesquite Seed Extract

PROSOPIS VELUTINA SEED EXTRACT

3.8

A gentle, antioxidant-rich plant extract that may help calm and protect skin, though research is still early.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Venus Flytrap Extract

Dionaea Muscipula Extract

3.5

Venus flytrap extract is a novel botanical ingredient with antioxidant potential, but research on its skincare benefits is still limited.

Irritation

low

Source

natural

beautyskincareantioxidant
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Fragrance Ingredient

Veratraldehyde

VERATRALDEHYDE

3.8

Veratraldehyde is a synthetic fragrance ingredient that adds a sweet, vanilla-like scent to products; it is generally considered safe at low concentrations but may cause sensitivity in some individuals.

Irritation

low

Source

synthetic

beautyskincarefragrance
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Antioxidant

Veratric Acid

VERATRIC ACID

3.8

A gentle antioxidant that may help brighten skin and fight free radicals, but research is still early.

Irritation

low

Source

natural

beautyskincareantioxidant
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Fragrance Ingredient

Veratrole

Veratrole

3.5

Veratrole is a synthetic fragrance ingredient that adds a sweet, woody scent but may cause irritation in sensitive individuals.

Irritation

moderate

Source

synthetic

beautyskincarefragrance
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Fragrance Ingredient

Veratryl Alcohol

VERATRYL ALCOHOL

3.8

Veratryl alcohol is a gentle antioxidant and fragrance component found in some natural extracts, but its skincare benefits are not as well-studied as more common antioxidants.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Verbascoside

VERBASCOSIDE

4.0

A gentle plant antioxidant that helps protect skin from environmental stress and may calm irritation.

Irritation

low

Source

natural

beautyskincareantioxidant
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Soothing Agent

Verbena Extract

Verbena Officinalis Flower/Leaf Extract

3.8

Verbena extract is a gentle botanical ingredient that may help calm skin and fight free radicals, but research is limited compared to more studied antioxidants.

Irritation

low

Source

natural

beautyskincarebotanical extract
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Soothing Agent

Verbena Flower Extract

VERBENA OFFICINALIS FLOWER EXTRACT

3.8

Verbena flower extract is a gentle botanical with antioxidant and soothing potential, but human skincare research is still limited.

Irritation

low

Source

natural

beautyskincarebotanical extract
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Soothing Agent

Verbena Flower Water

VERBENA OFFICINALIS FLOWER WATER

3.8

A gentle, aromatic flower water that adds a light citrus scent and mild soothing feel to skincare products, but lacks strong clinical evidence for specific skin benefits.

Irritation

low

Source

natural

beautyskincaresoothing
Read ingredient review

Fragrance

Verbena Flower/Leaf Water

VERBENA OFFICINALIS FLOWER/LEAF WATER

3.8

A gentle, aromatic botanical water that may offer mild astringent and soothing benefits, but lacks strong clinical evidence for major skin improvements.

Irritation

low

Source

natural

beautyskincarebotanical extract
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Fragrance

Verbena Leaf Absolute

VERBENA OFFICINALIS LEAF ABSOLUTE

3.8

Verbena leaf absolute adds a fresh lemon-like scent to skincare, but its strong fragrance can be irritating for sensitive skin.

Irritation

moderate

Source

natural

beautyskincarefragrance
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Soothing Agent

Verbena Leaf Extract

Verbena Officinalis Leaf Extract

3.8

Verbena Leaf Extract offers gentle soothing and antioxidant benefits, but research on its topical effects is still limited.

Irritation

low

Source

natural

beautyskincarebotanical extract
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Fragrance

Verbena Leaf Oil

VERBENA OFFICINALIS LEAF RECTIFIED OIL

3.8

Verbena leaf oil adds a pleasant citrus scent to products but can be irritating for sensitive skin and has limited skincare research.

Irritation

moderate

Source

natural

beautyskincarefragrance
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Astringent

Verbena Leaf/Stem Water

VERBENA OFFICINALIS LEAF/STEM WATER

3.8

A gentle, aromatic water that may help tone and refresh skin, but its benefits are largely anecdotal and not backed by strong clinical evidence.

Irritation

low

Source

natural

beautyskincarebotanical extract
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Soothing Agent

Verbena Water

VERBENA OFFICINALIS WATER

3.8

Verbena Water offers a gentle, aromatic alternative to plain water in toners and mists, but its benefits beyond mild soothing are not strongly supported by research.

Irritation

low

Source

natural

beautyskincaresoothing
Read ingredient review

Fragrance Ingredient

Verdyl Acetate

Verdyl Acetate

3.5

Verdyl Acetate is a synthetic fragrance ingredient that adds a fresh, woody scent; it is generally considered safe at low concentrations but may cause sensitivity in some individuals.

Irritation

low

Source

synthetic

beautyskincarefragrance
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Absorbent

Vermiculite

VERMICULITE

3.5

Vermiculite is a safe, natural mineral that absorbs oil and adds texture, but it's rarely a star ingredient in skincare.

Irritation

low

Source

natural

beautyskincareabsorbent
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Absorbent

Vermiculite Extract

Vermiculite Extract

3.5

Vermiculite extract is a mineral-based ingredient that can absorb excess oil and add a silky texture, but its skincare benefits are not well-studied.

Irritation

low

Source

natural

beautyskincareabsorbent
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Fragrance Ingredient

Vernaldehyde

VERNALDEHYDE

3.5

Vernaldehyde is a synthetic fragrance ingredient that adds a fresh floral scent, but it may cause skin irritation in sensitive individuals.

Irritation

moderate

Source

synthetic

beautyskincarefragrance
Read ingredient review

Antioxidant

Vernonia Leaf Extract

Vernonia Appendiculata Leaf Extract

3.5

A plant extract with early research suggesting antioxidant and soothing benefits, but human skin studies are very limited.

Irritation

low

Source

natural

beautyskincarebotanical extract
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Antioxidant

Vetch Extract

Vicia Sativa Extract

3.8

A gentle plant extract with antioxidant potential, but research is limited and it's not a standout ingredient.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Vetch Symbiosome Extract

Vicia Sativa Symbiosome Extract

4.0

A gentle, biotech-derived extract that may help strengthen the skin barrier and defend against environmental stress, though research is still emerging.

Irritation

low

Source

biotech

beautyskincareantioxidant
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Soothing Agent

Vetiver Root Extract

Vetiveria Zizanoides Root Extract

3.8

Vetiver root extract offers gentle antioxidant and soothing benefits, but research is limited and its main role is often as a natural fragrance.

Irritation

low

Source

natural

beautyskincareantioxidant
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Fragrance

Vetiver Root Oil

Vetiveria Zizanoides Root Oil

3.8

Vetiver root oil adds a warm, earthy fragrance to products and may offer mild soothing benefits, but it can be irritating for sensitive skin.

Irritation

moderate

Source

natural

beautyskincarefragrance
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Exfoliant

Vetiver Root Powder

VETIVERIA ZIZANOIDES ROOT POWDER

3.8

Vetiver root powder is a gentle, natural exfoliant with soothing and aromatic benefits, best suited for rinse-off products.

Irritation

low

Source

natural

beautyskincareexfoliant
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Fragrance

Vetiverol

Vetiverol

4.0

Vetiverol is a natural, soothing fragrance ingredient with antioxidant benefits, generally safe for most skin types.

Irritation

low

Source

natural

beautyskincarefragrance
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Fragrance

Vetiveryl Acetate

VETIVERYL ACETATE

4.0

A pleasant, woody-scented fragrance ingredient that is generally well-tolerated but offers no direct skin benefit beyond scent.

Irritation

low

Source

semi-synthetic

beautyskincarefragrance
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Skin conditioning agent

Vibrio Alginolyticus Ferment Filtrate

Vibrio Alginolyticus Ferment Filtrate

4.0

A gentle, biotech-derived marine ferment that may help calm skin and support barrier function, though research is still emerging.

Irritation

low

Source

biotech

beautyskincaresoothing agent
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Antioxidant

Viburnum Awabuki Leaf Extract

VIBURNUM AWABUKI LEAF EXTRACT

3.8

A gentle plant extract with antioxidant potential, but research is limited and benefits are not yet well-established in human skin.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Viburnum Dilatatum Extract

Viburnum Dilatatum Leaf/Stem Extract

3.8

A gentle plant extract with antioxidant potential, but research on its specific benefits for skin is still limited.

Irritation

low

Source

natural

beautyskincareantioxidant
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Antioxidant

Victoria Amazonica Extract

Victoria Amazonica Extract

3.8

A gentle, plant-based antioxidant extract that may help calm skin and fight environmental stress, though research is still early.

Irritation

low

Source

natural

beautyskincareantioxidant
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Fragrance

Vietnamese Coriander Oil

Polygonum odoratum oil

3.5

A fragrant essential oil with some antimicrobial potential, but limited research on skin benefits and a moderate risk of irritation for sensitive skin.

Irritation

moderate

Source

natural

beautyskincarefragrance
Read ingredient review

pH Adjuster

Vinegar

Acetum

3.8

Vinegar can gently exfoliate and balance skin pH, but it must be heavily diluted to avoid irritation.

Irritation

moderate

Source

natural

beautyskincareexfoliant
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Film Former

Vinyl Acetate

VINYL ACETATE

2.0

Vinyl acetate is a synthetic monomer used in polymers for nail and hair products, but it is not a direct skin care ingredient and may pose irritation risks in its raw form.

Irritation

moderate

Source

synthetic

beautyskincarefilm-former
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