A gentle, non-stripping surfactant that cleanses without disrupting the skin barrier, ideal for sensitive skin.
Irritation
low
Source
semi-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 gentle, non-stripping surfactant that cleanses without disrupting the skin barrier, ideal for sensitive skin.
Irritation
low
Source
semi-synthetic
A gentle synthetic emulsifier that helps mix oil and water in your products without stripping the skin.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps mix oil and water, commonly used in cleansers and creams with a low irritation profile.
Irritation
low
Source
synthetic
A gentle silicone emollient that gives a silky, non-greasy feel and helps products glide on smoothly, with a very low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle silicone emollient that smooths skin and improves product feel without clogging pores or causing irritation.
Irritation
low
Source
synthetic
C20-24 Olefin is a synthetic emollient that helps products feel smooth and spread easily, with a very low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A synthetic film-former that helps makeup and skincare last longer and resist water, but offers no active skin benefits.
Irritation
low
Source
synthetic
Film Former
C20-28 ALKYL PERFLUORODECYLETHOXY DIMETHICONE
A high-performance film former that boosts water resistance and wear time, but its environmental persistence raises concerns.
Irritation
low
Source
synthetic
A safe, synthetic film-former that helps makeup and skincare last longer and feel smoother on skin.
Irritation
low
Source
synthetic
A gentle emollient that helps soften skin and improve product texture without common irritation or clogging.
Irritation
low
Source
synthetic
A reliable synthetic emulsifier that helps create smooth, stable creams and lotions with a pleasant feel.
Irritation
low
Source
synthetic
A safe, non-drying fatty alcohol that helps thicken and stabilize creams and lotions without clogging pores.
Irritation
low
Source
synthetic
A synthetic polymer that helps products spread smoothly and feel lightweight, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle synthetic wax that gives lip and stick products a smooth, creamy texture without clogging pores.
Irritation
low
Source
synthetic
A gentle, waxy emollient that improves product texture and skin feel without common irritation or clogging concerns.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps products spread smoothly and feel lightweight on the skin.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps keep your skincare products stable and well-mixed, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps mix oil and water in your products, with a low risk of irritation or clogging pores.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps water and oil mix in your products, with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps create stable, creamy formulas without common irritation.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps mix water and oil in creams and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle, plant-derived emollient that provides a silky, non-greasy feel — great for sensitive or oily skin types.
Irritation
low
Source
natural
A gentle, plant-derived emollient that provides a silky feel without clogging pores or causing irritation.
Irritation
low
Source
natural
A gentle synthetic emulsifier that helps create stable, creamy textures without common irritation.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps soften and smooth the skin without clogging pores.
Irritation
low
Source
synthetic
A gentle silicone that smooths and softens skin without clogging pores, ideal for dry or sensitive types.
Irritation
low
Source
synthetic
Film Former
C24-28 ALKYLDIMETHYLSILOXY TRIMETHYLSILOXYSILICATE
A silicone film-former that helps products stay put and resist water, but may feel heavy on oily or acne-prone skin.
Irritation
low
Source
synthetic
A synthetic emollient that helps products glide on smoothly without feeling greasy, generally well-tolerated by most skin types.
Irritation
low
Source
synthetic
A synthetic emollient that helps products feel smooth and spread easily, with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle silicone emollient that smooths skin and improves product feel without clogging pores.
Irritation
low
Source
synthetic
Film Former
C26-28 ALKYLDIMETHYLSILYL POLYPROPYLSILSESQUIOXANE
A gentle silicone film-former that improves product feel and wear without clogging pores.
Irritation
low
Source
synthetic
A gentle silicone emollient that leaves skin feeling smooth and silky without clogging pores, ideal for improving product texture.
Irritation
low
Source
synthetic
A gentle silicone emollient that gives a silky, non-greasy feel to skincare and haircare products.
Irritation
low
Source
synthetic
A safe, non-greasy emollient that helps products spread smoothly and feel silky on the skin.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that softens skin and improves product feel without clogging pores.
Irritation
low
Source
synthetic
A synthetic film-former that helps products resist water and last longer, but offers no active skincare benefit.
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
Thickener
C30-45 ALKYL CETEARYL DIMETHICONE CROSSPOLYMER
A silicone-based ingredient that gives products a silky, smooth feel and helps them spread evenly without clogging pores.
Irritation
low
Source
synthetic
A gentle silicone that helps products glide on smoothly and leaves skin feeling soft without clogging pores.
Irritation
low
Source
synthetic
Film Former
C30-45 ALKYL DIMETHICONE/POLYCYCLOHEXENE OXIDE CROSSPOLYMER
A silicone-based ingredient that improves product texture and wear, generally well-tolerated but not biodegradable.
Irritation
low
Source
synthetic
Film Former
C30-45 ALKYLDIMETHYLSILYL POLYPROPYLSILSESQUIOXANE
A gentle silicone film-former that improves product feel and wear without clogging pores or causing irritation.
Irritation
low
Source
synthetic
A gentle, non-greasy silicone that smooths skin and helps products glide on effortlessly — generally well-tolerated by most skin types.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps products spread smoothly and leaves skin feeling soft without clogging pores.
Irritation
low
Source
synthetic
A gentle, synthetic wax that improves product texture and stability without the variability of natural beeswax.
Irritation
low
Source
semi-synthetic
A gentle, non-greasy wax ester that helps skincare and makeup feel smooth and stay put without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle, non-greasy emollient that improves product feel and skin softness with a very low risk of irritation or clogged pores.
Irritation
low
Source
semi-synthetic
A mild, large-molecule surfactant that cleanses without stripping the skin barrier.
Irritation
low
Source
semi-synthetic
A gentle synthetic emulsifier that helps mix water and oil in creams and lotions, with a low risk of irritation.
Irritation
low
Source
synthetic
A gentle, high-molecular-weight emulsifier that helps blend water and oil in creams and lotions without significant irritation or clogging concerns.
Irritation
low
Source
synthetic
A gentle, non-greasy silicone that gives skin a smooth, velvety finish without clogging pores.
Irritation
low
Source
synthetic
C32 Alkyl Dimethicone is a gentle silicone emollient that helps products glide on smoothly and leaves skin feeling soft without clogging pores.
Irritation
low
Source
synthetic
A gentle, synthetic fatty acid blend that helps soften and smooth skin without clogging pores, making it a safe choice for most skin types.
Irritation
low
Source
synthetic
A gentle, synthetic emollient that provides a silky feel without clogging pores, making it a good option for sensitive and oily skin types.
Irritation
low
Source
synthetic
A synthetic film-former that helps products resist water and sweat, but its perfluoroalkyl structure raises environmental persistence concerns.
Irritation
low
Source
synthetic
A lightweight, coconut-derived emollient that softens skin without clogging pores, making it a good choice for oily or combination skin types.
Irritation
low
Source
synthetic
A synthetic polymer that helps products stay put and resist water, but offers no active skincare benefit.
Irritation
low
Source
synthetic
A synthetic film-former that helps products stay put, but offers no active skincare benefit.
Irritation
low
Source
synthetic
A gentle, non-irritating wax-like ingredient that helps thicken and stabilize products without clogging pores.
Irritation
low
Source
synthetic
A gentle, non-greasy wax ester that gives products a smooth, silky feel without clogging pores.
Irritation
low
Source
synthetic
A gentle, non-greasy emollient that helps skin feel smooth and soft without clogging pores.
Irritation
low
Source
semi-synthetic