A synthetic film-former that helps makeup and skincare stay put longer without feeling heavy or sticky.
Irritation
low
Source
synthetic
Beauty ingredient research
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
A synthetic film-former that helps makeup and skincare stay put longer without feeling heavy or sticky.
Irritation
low
Source
synthetic
A synthetic film-former that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
A synthetic polymer that helps makeup and sunscreen stay put longer, but may feel heavy on some skin types.
Irritation
low
Source
synthetic
A synthetic film former that helps makeup and sunscreen stay put longer, but may feel tight on some skin types.
Irritation
low
Source
synthetic
A gentle synthetic polymer that forms a flexible, breathable film to improve product wear, water resistance, and skin feel without clogging pores.
Irritation
low
Source
synthetic
Film Former
BIS-HEA POLY(CAPROLACTONE DIGLYCOL)/IPDI COPOLYMER
A synthetic polymer that helps makeup and sunscreen stay put longer without feeling heavy or sticky.
Irritation
low
Source
synthetic
Film Former
BIS-HEA POLY(HEXAMETHYLENE/METHYLPENTYLENE CARBONATE)/IPDI COPOLYMER
A synthetic film-former that helps makeup and sunscreen stay put without feeling overly stiff or sticky.
Irritation
low
Source
synthetic
Film Former
BIS-HEA POLYDIETHYLENEGLYCOL ADIPATE/IPDI COPOLYMER
A synthetic film-former that helps products stay put and resist water, but may feel heavy on some skin types.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup and sunscreen stay put longer without feeling heavy.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup last longer and resist water, but may feel stiff or heavy on sensitive skin.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup last longer and resist water, but offers no skincare benefit.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup and nail products stay put without feeling heavy or sticky.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup and sunscreen stay put longer, but it may feel tight or heavy on very dry skin.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup and skincare stay put longer, but may feel tight or heavy on sensitive skin.
Irritation
low
Source
synthetic
Film Former
BIS-HEMA POLY(1,4-BUTANEDIOL)-14/IPDI COPOLYMER
A synthetic polymer that helps makeup last longer and resist water, but may feel stiff or tight on some skin types.
Irritation
low
Source
synthetic
Film Former
BIS-HEMA POLY(CAPROLACTONE NEOPENTYL GLYCOL)/IPDI COPOLYMER
A synthetic film-former that helps makeup and skincare stay put, resist water, and feel flexible on skin.
Irritation
low
Source
synthetic
Film Former
BIS-HEMA POLYCAPROLACTONE DIOL/IPDI COPOLYMER
A synthetic film-former that helps makeup last longer and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup last longer and resist water, but may feel heavy on very sensitive skin.
Irritation
low
Source
synthetic
Film Former
BIS-HEMA POLY(1,4-BUTANEDIOL)-14/PEG-2/PPG-3/IPDI COPOLYMER
A synthetic film-former that helps makeup and sunscreen stay put without feeling heavy or sticky.
Irritation
low
Source
synthetic
A synthetic polymer that helps makeup and sunscreen stay put longer, but may feel heavy on some skin types.
Irritation
low
Source
synthetic
A gentle silicone that helps products spread smoothly and feel silky without clogging pores.
Irritation
low
Source
synthetic
Bis-hexamethylene triamine is a synthetic pH adjuster that helps keep formulas stable, but it can be irritating for sensitive skin at higher levels.
Irritation
moderate
Source
synthetic
Emollient
BIS(HEXYLDECYL/OCTYLDODECYL) LAUROYL GLUTAMATE
A lightweight, non-greasy emollient derived from amino acids that helps soften and smooth skin without clogging pores.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based surfactant that cleanses without stripping the skin barrier — a good choice for sensitive or dry skin.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup and hair products resist water and humidity, but may feel stiff or heavy on some.
Irritation
low
Source
synthetic
A gentle silicone that helps products glide on smoothly and leaves a soft, non-greasy finish.
Irritation
low
Source
synthetic
A gentle silicone that detangles hair and softens skin with minimal risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A synthetic antioxidant that may help shield skin from pollution and UV damage, but research is still limited compared to more established antioxidants like vitamin C or E.
Irritation
low
Source
synthetic
A gentle silicone that gives skin a silky, smooth feel without clogging pores, commonly used to improve product texture and spreadability.
Irritation
low
Source
synthetic
Emollient
BIS-HYDROXYETHOXYPROPYL DIMETHICONE BEESWAX ESTERS
A gentle, silicone-modified wax that smooths skin and locks in moisture without feeling greasy.
Irritation
low
Source
semi-synthetic
Emollient
BIS-HYDROXYETHOXYPROPYL DIMETHICONE ISOSTEARATE
A gentle silicone-based ingredient that improves product texture and feel without clogging pores.
Irritation
low
Source
semi-synthetic
Film Former
BIS-HYDROXYETHOXYPROPYL DIMETHICONE/IPDI COPOLYMER ETHYLCARBAMATE
A synthetic film former that helps products stay put and resist water, but may feel heavy on some skin types.
Irritation
low
Source
synthetic
Film Former
BIS-HYDROXYETHOXYPROPYL DIMETHICONE/LACTIDE COPOLYMER
A gentle silicone copolymer that forms a breathable, flexible film for smoother skin and longer-lasting styles without heavy buildup.
Irritation
low
Source
semi-synthetic
Film Former
BIS-HYDROXYETHOXYPROPYL DIMETHICONE/PEG-2 SOYAMINE/IPDI COPOLYMER
A synthetic silicone polymer that helps makeup and sunscreen stay put longer, especially in water or sweat.
Irritation
low
Source
synthetic
A gentle, coconut-derived conditioner that reduces static and improves combability, suitable for most hair types.
Irritation
low
Source
semi-synthetic
Antistatic Agent
Bis-Hydroxyethyl Dihydroxypropyl Stearammonium Chloride
A gentle synthetic conditioner that reduces static and softens hair without heavy buildup.
Irritation
low
Source
synthetic
A mild, plant-derived conditioning ingredient that reduces static and adds softness, suitable for most hair types including sensitive scalps.
Irritation
low
Source
semi-synthetic
Effective for detangling and softening hair, but may cause irritation or buildup for sensitive scalps or fine hair.
Irritation
moderate
Source
semi-synthetic
Antioxidant
BIS-HYDROXYETHYL TOCOPHERYLSUCCINOYLAMIDO HYDROXYPROPANE
A gentle, water-friendly form of vitamin E that helps protect skin from environmental damage without the greasy feel of traditional vitamin E oil.
Irritation
low
Source
semi-synthetic
A gentle pH adjuster that helps keep your skincare products stable and comfortable on skin without causing irritation.
Irritation
low
Source
synthetic
A synthetic silicone polymer that helps makeup and sunscreen stay put longer without feeling heavy.
Irritation
low
Source
synthetic
A gentle silicone that improves product feel and skin softness, widely considered safe and non-irritating for most skin types.
Irritation
low
Source
synthetic
A gentle silicone emollient that leaves skin feeling silky and smooth without clogging pores.
Irritation
low
Source
semi-synthetic
A silicone polymer that helps products stay put, resist water, and feel smooth, with a good safety profile for most skin types.
Irritation
low
Source
synthetic
Film Former
BIS-HYDROXYPROPYLMETHACRYLATE POLY(1,4-BUTANEDIOL)-9/IPDI COPOLYMER
A synthetic polymer that helps makeup and sunscreen stay put longer by forming a flexible, water-resistant film.
Irritation
low
Source
synthetic
Film Former
BIS-HYDROXYPROPYLTRISILOXYL IPDI/PEG-23 COPOLYMER
A synthetic film-former that helps makeup and sunscreen stay put without feeling heavy.
Irritation
low
Source
synthetic
A gentle silicone emulsifier that improves product texture and stability without common irritation concerns.
Irritation
low
Source
synthetic
A gentle silicone polymer that helps products spread smoothly and leaves hair and skin feeling silky without heavy buildup.
Irritation
low
Source
synthetic
A gentle silicone polymer that helps products spread smoothly and resist water, but may not suit those avoiding all silicones.
Irritation
low
Source
synthetic
Emulsifier
BIS-ISOBUTYL PEG-24/PPG-7/DIMETHICONE COPOLYMER
A gentle silicone emulsifier that improves product texture and stability without common irritation.
Irritation
low
Source
semi-synthetic
Emulsifier
BIS-ISOBUTYL PEG/PPG-10/7/DIMETHICONE COPOLYMER
A gentle silicone emulsifier that improves product texture and stability without clogging pores.
Irritation
low
Source
synthetic
Film Former
BIS-ISOBUTYL PEG/PPG-20/35/AMODIMETHICONE COPOLYMER
A silicone-based ingredient that smooths hair and skin without heavy buildup, but may not suit those avoiding silicones.
Irritation
low
Source
synthetic
This is an industrial chemical used in nail coatings, not a skincare ingredient; it poses significant irritation and sensitization risks and is not recommended for leave-on skin products.
Irritation
high
Source
synthetic
A synthetic stabilizer that helps maintain product consistency, but with limited research on long-term skin effects.
Irritation
low
Source
synthetic
Film Former
BIS-ISOSTEARYL 1,4-BUTANEDIOL/HDI/HYDROGENATED DIMER DILINOLEYL ALCOHOL COPOLYMER
A synthetic polymer that helps makeup and skincare products last longer and feel smoother on the skin.
Irritation
low
Source
synthetic
Emollient
BIS-ISOSTEARYL DIMER DILINOLEYL DIMER DILINOLEATE
A gentle, plant-derived emollient that softens skin and improves product feel without clogging pores or causing irritation.
Irritation
low
Source
semi-synthetic
Film Former
BIS-LAURYL COCAMINOPROPYLAMINE/HDI/PEG-100 COPOLYMER
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
Film Former
BIS-LAURYL LACTATE IPDI/PEG-2 SOYAMINE COPOLYMER
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
Antistatic Agent
BIS-LAURYLDIMONIUMHYDROXYETHYL BROMIDE (PEG-220/SMDI COPOLYMER)
A gentle conditioning polymer that helps reduce frizz and static while improving the feel of hair and skin, but its complex name can be intimidating.
Irritation
low
Source
semi-synthetic
A silicone ingredient that helps repair damaged hair and lock in color, but may build up with heavy use.
Irritation
low
Source
synthetic