3.8
A gentle, modified protein that may temporarily support skin firmness and moisture, but long-term anti-aging effects are not well established.
Irritation
low
Source
semi-synthetic
beautyskincarefilm-forming
Read ingredient reviewBeauty 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 8 of 8
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
4.0
A natural film-forming ingredient that helps smooth the skin's surface and lock in moisture, but research is still emerging.
Irritation
low
Source
natural
beautyskincarefilm-forming
Read ingredient review3.8
A natural source of skin-supporting proteins, but research on cosmetic benefits is still limited.
Irritation
low
Source
natural
beautyskincarefilm-forming
Read ingredient review3.8
Hydrolyzed albumen is a gentle protein that helps strengthen hair and temporarily smooth skin by forming a light film.
Irritation
low
Source
natural
beautyskincarefilm-forming
Read ingredient review4.0
Hydrolyzed silk is a gentle protein that helps skin feel soft and smooth, but its benefits are mostly surface-level and temporary.
Irritation
low
Source
natural
beautyskincarehumectantfilm-forming
Read ingredient review4.0
Sericin is a gentle silk protein that helps skin hold onto moisture and feel smooth, but it's not a miracle anti-aging ingredient.
Irritation
low
Source
natural
beautyskincarehumectantfilm-forming
Read ingredient review4.0
A gentle, hydrating ingredient that forms a breathable film to lock in moisture and smooth the skin's surface.
Irritation
low
Source
semi-synthetic
beautyskincarehumectantfilm-forming
Read ingredient review4.0
A modified collagen that helps plump and hydrate skin with low irritation potential, but evidence is mostly from ingredient supplier studies.
Irritation
low
Source
semi-synthetic
beautyskincarehumectantfilm-forming
Read ingredient review