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

Emollient

Glyceryl Dilaurate

Glyceryl Dilaurate

4.0

A gentle, plant-based emollient that softens skin and helps blend oil and water in formulas without irritation.

Irritation

low

Source

natural

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Emollient

Glyceryl Dilinoleate

Glyceryl Dilinoleate

4.0

A gentle, plant-derived emollient that helps soften and smooth skin without clogging pores.

Irritation

low

Source

semi-synthetic

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Humectant

Glyceryl Dimaltodextrin

GLYCERYL DIMALTODEXTRIN

4.0

A gentle, sugar-derived humectant that hydrates without stickiness, suitable for sensitive and dry skin types.

Irritation

low

Source

semi-synthetic

beautyskincarehumectant
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Emollient

Glyceryl Dimethylsiloxanes

Glyceryl Dimethylsiloxanes

4.0

A gentle silicone emollient that improves product texture and leaves skin feeling smooth without clogging pores.

Irritation

low

Source

synthetic

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Emollient

Glyceryl Dimyristate

Glyceryl Dimyristate

4.0

A gentle emollient that helps moisturize and soften skin without feeling greasy.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Dipalmitate

Glyceryl Dipalmitate

4.2

A gentle, palm-derived emollient that helps moisturize and soften skin without clogging pores.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Dipalmitoleate

Glyceryl Dipalmitoleate

4.3

A gentle, plant-based emollient that mimics the skin's own lipids to improve softness and barrier function without clogging pores.

Irritation

low

Source

natural

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Anti-Aging Agent

Glyceryl Diretinoate

Glyceryl Diretinoate

4.2

A gentle retinoid alternative that delivers anti-aging benefits with less irritation than traditional retinol.

Irritation

low

Source

semi-synthetic

beautyskincareanti-aging
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Emollient

Glyceryl Diricinoleate

GLYCERYL DIRICINOLEATE

4.0

A gentle, plant-based emollient that softens skin and improves product feel without clogging pores.

Irritation

low

Source

natural

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Emollient

Glyceryl Distearate

Glyceryl Distearate

4.0

A reliable, low-irritation emulsifier that helps create smooth, stable creams and lotions without clogging pores.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Erucate

GLYCERYL ERUCATE

4.0

A gentle emollient that helps soften and smooth skin without clogging pores, commonly used in moisturizers and lip care.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Ethylhexanoate

Glyceryl Ethylhexanoate

4.0

A lightweight, non-greasy emollient that hydrates and improves product feel without clogging pores.

Irritation

low

Source

synthetic

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UV Filter

Glyceryl Ethylhexanoate Dimethoxycinnamate

GLYCERYL ETHYLHEXANOATE DIMETHOXYCINNAMATE

3.8

A synthetic UV filter that helps protect skin from sunburn and long-term sun damage, but it's less common in modern formulations due to availability of newer filters.

Irritation

low

Source

synthetic

beautyskincaresunscreen
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Emollient

Glyceryl Heptanoate

Glyceryl Heptanoate

4.3

A lightweight, non-greasy emollient that hydrates and improves product feel without clogging pores.

Irritation

low

Source

synthetic

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Film Former

Glyceryl Hydrogenated Rosinate

Glyceryl Hydrogenated Rosinate

3.5

A pine-derived film former that helps makeup and sunscreens stay put, but may feel heavy on some skin types.

Irritation

low

Source

semi-synthetic

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Emulsifier

Glyceryl Hydroxystearate

Glyceryl Hydroxystearate

4.3

A mild, non-irritating emulsifier that helps create stable, creamy textures while also softening the skin.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Isopalmitate

Glyceryl Isopalmitate

4.0

A gentle, synthetic emollient that helps moisturize and soften skin without clogging pores, commonly used in creams and lotions.

Irritation

low

Source

synthetic

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Emollient

Glyceryl Isostearate

Glyceryl Isostearate

4.0

A gentle, synthetic emollient that helps moisturizers feel silky and spread easily without clogging pores.

Irritation

low

Source

synthetic

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Emollient

Glyceryl Isostearate/Myristate

Glyceryl Isostearate/Myristate

4.0

A gentle emollient and emulsifier that helps soften skin and stabilize formulas, generally well-tolerated by most skin types.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Lanolate

Glyceryl Lanolate

4.0

A gentle, lanolin-based emollient that helps soften and protect dry skin, but may be too heavy for oily or acne-prone skin.

Irritation

low

Source

semi-synthetic

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Emulsifier

Glyceryl Laurate

Glyceryl Laurate

4.3

A mild emulsifier that helps blend oil and water in skincare products while offering gentle skin conditioning—safe for most skin types.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Laurate Diacetate

GLYCERYL LAURATE DIACETATE

4.0

A gentle, semi-synthetic emollient that helps soften skin and improve product feel without clogging pores.

Irritation

low

Source

semi-synthetic

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Emulsifier

Glyceryl Laurate SE

Glyceryl Laurate SE

4.0

A gentle emulsifier that helps blend water and oil in creams and lotions, with mild antimicrobial properties.

Irritation

low

Source

semi-synthetic

beautyskincareemulsifier
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Emulsifier

Glyceryl Laurate/Oleate

Glyceryl Laurate/Oleate

4.0

A gentle emulsifier that helps blend oil and water in products while providing mild skin conditioning.

Irritation

low

Source

semi-synthetic

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Surfactant

Glyceryl Lauryl Ether

GLYCERYL LAURYL ETHER

4.0

A gentle, glycerin-based surfactant that helps cleanse without stripping the skin's natural moisture barrier.

Irritation

low

Source

semi-synthetic

beautyskincaresurfactant
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Emollient

Glyceryl Linoleate

Glyceryl Linoleate

4.2

A gentle, skin-friendly emollient that helps replenish moisture and support a healthy skin barrier without clogging pores.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Linolenate

GLYCERYL LINOLENATE

4.0

A gentle, skin-softening ingredient that helps maintain the skin barrier without clogging pores.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Montanate

Glyceryl Montanate

4.0

A gentle, plant-derived wax that softens skin and gives products a smooth, non-greasy feel.

Irritation

low

Source

natural

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Emollient

Glyceryl Myristate

Glyceryl Myristate

4.0

A gentle, non-greasy emollient that helps soften skin and stabilize creams without clogging pores.

Irritation

low

Source

semi-synthetic

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Emulsifier

Glyceryl Oleate

Glyceryl Oleate

4.3

A mild, plant-based emulsifier that helps create stable, creamy textures while also softening the skin.

Irritation

low

Source

natural

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Emulsifier

Glyceryl Oleate Citrate

Glyceryl Oleate Citrate

4.2

A gentle, plant-derived emulsifier that helps blend oil and water in creams and lotions while also softening the skin.

Irritation

low

Source

semi-synthetic

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Emulsifier

Glyceryl Oleate SE

Glyceryl Oleate SE

4.0

A mild, plant-derived emulsifier that helps blend water and oil in creams and lotions while also softening the skin.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Oleate/Elaidate

GLYCERYL OLEATE/ELAIDATE

4.0

A gentle emollient and emulsifier that helps soften skin and stabilize formulas, generally safe for most skin types.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Olivate

Glyceryl Olivate

4.5

A mild, olive-derived ingredient that softens skin and helps blend water and oil in creams and lotions.

Irritation

low

Source

natural

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Emollient

Glyceryl Olivate Oleate Estolides

Glyceryl Olivate Oleate Estolides

4.0

A gentle, plant-based emollient that hydrates and softens skin without clogging pores, ideal for sensitive and dry skin types.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Palmitate

Glyceryl Palmitate

4.0

A mild, palm-derived emollient that helps soften skin and keeps oil-and-water ingredients mixed together in creams and lotions.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Palmitate Lactate

Glyceryl Palmitate Lactate

4.0

A mild, lactic-acid-based emollient that hydrates and supports the skin barrier without irritation.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Palmitate/Stearate

Glyceryl Palmitate/Stearate

4.0

A gentle, skin-friendly emollient and emulsifier that helps moisturize and stabilize formulations without clogging pores.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Palmitoleate

Glyceryl Palmitoleate

4.0

A gentle, skin-softening ester that mimics natural skin lipids, making it a good choice for dry or sensitive skin.

Irritation

low

Source

semi-synthetic

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Emollient

Glyceryl Pentadecanoate

Glyceryl Pentadecanoate

4.0

A gentle emollient that helps soften and smooth skin without clogging pores, suitable for most skin types.

Irritation

low

Source

synthetic

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Film Former

Glyceryl Polyacrylate

Glyceryl Polyacrylate

4.0

A safe, synthetic film-former that gives water-based products a silky, non-greasy feel and helps other ingredients stay on skin longer.

Irritation

low

Source

synthetic

beautyskincarefilm-former
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Film Former

Glyceryl Polyisobutenylsuccinate

GLYCERYL POLYISOBUTENYLSUCCINATE

4.0

A gentle film former that helps products stay put and resist water, commonly found in sunscreens and long-wear makeup.

Irritation

low

Source

synthetic

beautyskincarefilm-former
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Film Former

Glyceryl Polymethacrylate

GLYCERYL POLYMETHACRYLATE

4.0

A gentle synthetic polymer that improves product feel and helps other ingredients stay on the skin longer.

Irritation

low

Source

synthetic

beautyskincarefilm-former
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Film Former

Glyceryl PPG-16/SMDI Copolymer

GLYCERYL PPG-16/SMDI HEA/HYDROXYISOPROPYL METHACRYLATE

3.5

A synthetic polymer that helps makeup and skincare products stay put and feel smooth, but it's not a hydrating or active ingredient.

Irritation

low

Source

synthetic

beautyskincarefilm-former
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Emollient

Glyceryl Ricinoleate

Glyceryl Ricinoleate

4.2

A mild, castor-oil-derived ingredient that hydrates and smooths skin without clogging pores.

Irritation

low

Source

natural

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Emulsifier

Glyceryl Ricinoleate SE

GLYCERYL RICINOLEATE SE

4.0

A mild emulsifier that helps mix water and oil while also softening the skin, making it a gentle choice for sensitive formulas.

Irritation

low

Source

semi-synthetic

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Film Former

Glyceryl Rosinate

Glyceryl Rosinate

3.5

Glyceryl Rosinate is a natural film-forming ingredient that helps makeup and hair products last longer, but it may cause sensitivity in those allergic to pine or tree resins.

Irritation

low

Source

natural

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Emulsifier

Glyceryl Sesquioleate

GLYCERYL SESQUIOLEATE

4.0

A gentle emulsifier that helps blend water and oil in creams and lotions, with a low risk of irritation or clogged pores.

Irritation

low

Source

semi-synthetic

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Humectant

Glyceryl Starch

GLYCERYL STARCH

4.2

Glyceryl starch is a gentle, non-sticky humectant that helps hydrate the skin by attracting moisture, making it a good option for sensitive or dry skin types.

Irritation

low

Source

semi-synthetic

beautyskincarehumectant
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Emulsifier

Glyceryl Stearate

Glyceryl Stearate

4.5

A gentle, widely used emulsifier that helps create smooth, stable creams and lotions with low irritation potential.

Irritation

low

Source

semi-synthetic

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