A gentle, modified guar gum that improves texture and provides light conditioning without heavy buildup.
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, modified guar gum that improves texture and provides light conditioning without heavy buildup.
Irritation
low
Source
semi-synthetic
Antistatic Agent
C18-22 Isoalkylamidopropylethyldimonium Ethosulfate
A gentle synthetic conditioning ingredient that reduces static and improves manageability in hair products, with low irritation potential.
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 synthetic film-former that helps products stay put, but offers no active skincare benefit.
Irritation
low
Source
synthetic
Antistatic Agent
CAESALPINIA SPINOSA HYDROXYPROPYLTRIMONIUM CHLORIDE
A gentle, plant-derived conditioning agent that helps detangle and soften hair without heavy buildup.
Irritation
low
Source
semi-synthetic
A modified collagen that may help improve skin hydration and elasticity, but its calcium component adds little extra benefit for most people.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic emollient that combines the nourishing properties of camellia and palm oils with improved stability and feel.
Irritation
low
Source
semi-synthetic
A gentle, antioxidant-rich oil that hydrates and softens skin without clogging pores, suitable for most skin types.
Irritation
low
Source
natural
Antistatic Agent
Canolamidopropyl Ethyldimonium Ethosulfate
A gentle, canola-derived conditioning ingredient that helps reduce static and improve manageability without heavy buildup.
Irritation
low
Source
semi-synthetic
Antistatic Agent
Capramidoethyl Capramidopropyldimonium Methosulfate
A gentle conditioning agent that reduces flyaways and improves manageability without heavy buildup.
Irritation
low
Source
synthetic
A mild, amino-acid-based ingredient that helps condition skin and hair without irritation.
Irritation
low
Source
semi-synthetic
A gentle silicone that makes products feel silky and spread easily without clogging pores or causing irritation.
Irritation
low
Source
synthetic
A gentle, biodegradable film-former that helps lock in moisture and improve water resistance without feeling heavy or sticky.
Irritation
low
Source
semi-synthetic
A gentle, protein-based ingredient that helps repair and strengthen damaged hair without weighing it down.
Irritation
low
Source
semi-synthetic
A mild, protein-derived ingredient that strengthens hair and soothes skin without stripping natural oils.
Irritation
low
Source
semi-synthetic
A mild, amino-acid-based ingredient that helps skin feel smooth and soft without clogging pores or causing irritation.
Irritation
low
Source
semi-synthetic
Hair Conditioning Agent
CAPRYLOYL METHIONINE/SILK AMINO ACIDS METHYL ESTERS
A gentle, amino-acid-based conditioner that softens hair and skin without weighing them down.
Irritation
low
Source
semi-synthetic
A gentle, lightweight silicone that makes products feel silky and helps them glide on without clogging pores.
Irritation
low
Source
synthetic
A modified keratin protein that helps strengthen and repair damaged hair by filling in gaps in the hair cuticle.
Irritation
low
Source
semi-synthetic
A modified keratin protein that helps strengthen and repair hair by bonding to damaged areas, but results vary by hair type and formulation.
Irritation
low
Source
semi-synthetic
A synthetic conditioning agent that helps hair feel soft and smooth, but it's not as widely studied as more common ingredients.
Irritation
low
Source
synthetic
A gentle, plant-based conditioning ingredient that makes hair smoother and easier to manage, ideal for sensitive scalps.
Irritation
low
Source
semi-synthetic
A gentle film-forming polymer that improves wear and texture without common irritation risks.
Irritation
low
Source
semi-synthetic
Antistatic Agent
CETEARAMIDOETHYL DIETHONIUM HYDROLYZED RICE PROTEIN
A gentle, protein-derived conditioning ingredient that reduces static and improves hair feel without heavy buildup.
Irritation
low
Source
semi-synthetic
Hair Conditioning Agent
CETEARAMIDOETHYL DIETHONIUM HYDROLYZED WHEAT PROTEIN
A gentle, protein-derived conditioning agent that helps reduce frizz and static without heavy buildup.
Irritation
low
Source
semi-synthetic
Hair Conditioning Agent
CETEARAMIDOETHYL DIETHONIUM ISOSTEAROYL HYDROLYZED SILK
A gentle conditioning ingredient derived from silk that helps smooth hair and soften skin without heavy buildup.
Irritation
low
Source
semi-synthetic
Hair Conditioning Agent
CETEARAMIDOETHYLDIETHONIUM SUCCINOYL HYDROLYZED COLLAGEN
A modified collagen peptide that helps condition hair and skin by forming a lightweight, moisture-binding film.
Irritation
low
Source
semi-synthetic
Hair conditioning agent
CETEARAMIDOETHYLDIETHONIUM SUCCINOYL HYDROLYZED PEA PROTEIN
A gentle, plant-derived conditioning ingredient that helps repair and protect hair without weighing it down.
Irritation
low
Source
semi-synthetic
Hair Conditioning Agent
CETEARAMIDOETHYLDIETHONIUM SUCCINOYL HYDROLYZED SILK
A gentle, silk-derived conditioning ingredient that adds softness and shine to hair and skin without heavy buildup.
Irritation
low
Source
semi-synthetic
Antistatic Agent
CETEARAMIDOPROPYL LAUROYLETHYLDIMONIUM METHOSULFATE
A gentle conditioning ingredient that helps detangle hair and reduce frizz without heavy buildup.
Irritation
low
Source
semi-synthetic
Ceteardimonium Chloride is a synthetic conditioning agent that reduces static and softens hair, but it may cause irritation or clog pores in sensitive individuals.
Irritation
moderate
Source
synthetic
A gentle conditioning ingredient that reduces static and softens hair, but may cause mild irritation for sensitive scalps.
Irritation
moderate
Source
synthetic
Film Former
CETEARYL DIMETHICONE/VINYL DIMETHICONE CROSSPOLYMER
A gentle silicone polymer that creates a smooth, silky feel on skin and hair without clogging pores or causing irritation.
Irritation
low
Source
synthetic
A gentle conditioning ingredient that helps soften hair and reduce static without heavy buildup.
Irritation
low
Source
semi-synthetic
A gentle silicone that smooths skin and hair without feeling heavy, making it a popular choice for lightweight formulas.
Irritation
low
Source
synthetic
A gentle conditioning ingredient that reduces static and softens hair, generally safe for most skin types.
Irritation
low
Source
synthetic
A synthetic conditioning ingredient that helps soften hair and reduce static, but may cause irritation or clog pores in sensitive individuals.
Irritation
moderate
Source
synthetic
Cetrimonium bromide is an effective hair conditioner and mild preservative, but can be irritating to sensitive skin or eyes at higher concentrations.
Irritation
moderate
Source
synthetic
Conditioning Agent
CETRIMONIUM CARBOXYDECYL PEG-8 DIMETHICONE
A gentle silicone conditioner that detangles and softens hair without heavy buildup.
Irritation
low
Source
semi-synthetic
A common conditioning ingredient that softens hair and reduces static, but can be irritating or pore-clogging for some skin types.
Irritation
moderate
Source
synthetic
A silicone derivative that smooths hair and skin but may be too heavy for fine hair or acne-prone skin.
Irritation
low
Source
semi-synthetic
Conditioning agent
CETRIMONIUM DIMETHICONE PEG-8 OLIVATE/SUCCINATE
A gentle, multi-tasking conditioning ingredient that smooths hair and skin without heavy buildup.
Irritation
low
Source
semi-synthetic
A mild conditioning ingredient that helps hair feel soft and smooth without being overly heavy or greasy.
Irritation
low
Source
semi-synthetic
A gentle conditioning ingredient that reduces static and softens hair without heavy buildup.
Irritation
low
Source
synthetic
A gentle conditioning ingredient that reduces static and improves hair manageability, but may not suit very sensitive scalps.
Irritation
low
Source
synthetic
Cetrimonium tosylate is a synthetic conditioning agent that reduces static and softens hair, but may cause mild irritation for sensitive skin.
Irritation
moderate
Source
synthetic
Cetyl Amodimethicone is a gentle silicone that adds slip and shine to hair and skin, with low irritation potential.
Irritation
low
Source
synthetic
Cetyl Betaine is a gentle, coconut-derived surfactant that cleanses without stripping the skin barrier, making it ideal for sensitive skin and daily use.
Irritation
low
Source
semi-synthetic
A gentle silicone emulsifier that helps create smooth, creamy textures and leaves skin and hair feeling soft without heavy residue.
Irritation
low
Source
semi-synthetic
A gentle conditioning ingredient that helps soften hair and reduce static, but may not suit very sensitive skin.
Irritation
low
Source
synthetic
Antistatic Agent
Cetyl Pyrrolidonylmethyl Dimonium Chloride
A synthetic conditioning ingredient that helps detangle and soften hair, but may feel heavy on fine hair.
Irritation
low
Source
synthetic
Conditioning Agent
Cetyl Triethylmonium Dimethicone PEG-8 Phthalate
A silicone-based conditioning ingredient that helps reduce frizz and improve slip, but its complex synthetic nature and phthalate-related name may raise concerns for some users.
Irritation
low
Source
synthetic
Hair Conditioner
Cetyl Triethylmonium Dimethicone PEG-8 Succinate
A gentle silicone derivative that smooths hair and fights frizz, but may build up on fine or low-porosity hair over time.
Irritation
low
Source
semi-synthetic
A silicone-based film former that adds a silky feel and water resistance to products, generally well-tolerated but not a treatment ingredient.
Irritation
low
Source
synthetic
Hair Conditioning Agent
Cetyldimethylamine Hydrolyzed Hempseedate
A gentle, plant-derived conditioning ingredient that leaves hair soft and skin smooth without heavy buildup.
Irritation
low
Source
semi-synthetic
A gentle silicone that helps products glide on smoothly and resist water, but may not suit those avoiding silicones entirely.
Irritation
low
Source
synthetic
A mild, positively charged emulsifier that helps blend ingredients and leaves skin and hair feeling soft without heavy residue.
Irritation
low
Source
semi-synthetic
Film Former
Chitosan Caprylamide Hydroxypropyltrimonium Chloride
A gentle, positively charged ingredient that helps hair and skin feel smooth and hydrated by forming a lightweight, protective film.
Irritation
low
Source
semi-synthetic
A gentle, conditioning ingredient that helps hair feel soft and smooth while also offering some antimicrobial and film-forming benefits for skin.
Irritation
low
Source
semi-synthetic
Film Former
Chitosan Isostearamide Hydroxypropyltrimonium Chloride
A gentle, film-forming polymer derived from chitosan that helps condition hair and improve product feel without heavy buildup.
Irritation
low
Source
semi-synthetic