Deceth-3 is a gentle synthetic surfactant that helps cleansers foam and rinse cleanly without stripping the skin.
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
Deceth-3 is a gentle synthetic surfactant that helps cleansers foam and rinse cleanly without stripping the skin.
Irritation
low
Source
synthetic
Deceth-4 is a mild synthetic surfactant that helps cleansers foam and rinse cleanly, but it may cause slight dryness for sensitive skin.
Irritation
moderate
Source
synthetic
A gentle synthetic surfactant that helps cleanse without stripping the skin's natural moisture barrier.
Irritation
low
Source
synthetic
Deceth-5 is a synthetic emulsifier that helps mix water and oil, but it may be mildly irritating for sensitive skin.
Irritation
moderate
Source
synthetic
Deceth-6 is a synthetic surfactant that helps cleansers foam and rinse clean, but it may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A gentle synthetic surfactant that helps cleanse without stripping the skin's natural moisture barrier.
Irritation
low
Source
synthetic
Deceth-8 is a mild cleansing agent that helps foaming and emulsifying, but may cause irritation in sensitive skin at high concentrations.
Irritation
moderate
Source
synthetic
Deceth-9 is a synthetic cleansing agent that helps remove dirt and oil, but may be drying or irritating for sensitive skin in high concentrations.
Irritation
moderate
Source
synthetic
A mild synthetic cleanser that helps remove dirt and oil without stripping the skin, but may cause irritation for very sensitive skin types.
Irritation
moderate
Source
synthetic
A gentle, plant-based surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
natural
Dispersing Agent
DECYL POLYSTYRENE OXIDE/PEG-23 COPOLYMER PHOSPHATE
A synthetic dispersant that helps pigments spread evenly and stay stable in makeup and sunscreen.
Irritation
low
Source
synthetic
A gentle surfactant that helps create rich foam and thicken formulas without stripping the skin.
Irritation
low
Source
synthetic
A gentle synthetic emulsifier that helps mix water and oil in your skincare products without causing irritation or clogging 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 oil and water in products, with a low risk of irritation or clogged pores.
Irritation
low
Source
synthetic
A gentle surfactant that helps create rich foam and improves cleansing without stripping the skin.
Irritation
low
Source
synthetic
A mild synthetic surfactant that helps foaming and cleansing, but may cause irritation for sensitive skin.
Irritation
moderate
Source
synthetic
A gentle, phosphate-based surfactant that helps cleanse without stripping the skin, making it a good choice for sensitive skin.
Irritation
low
Source
semi-synthetic
A mild synthetic surfactant that helps cleansers foam and rinse cleanly, but may be slightly drying for very sensitive skin.
Irritation
moderate
Source
synthetic
A mild synthetic surfactant that helps cleanse without stripping, but may cause irritation in sensitive skin at high concentrations.
Irritation
moderate
Source
synthetic
A gentle synthetic emulsifier that helps rinse away dirt and oil without stripping the skin.
Irritation
low
Source
synthetic
A synthetic conditioning agent that reduces static and softens hair, but may be too heavy for fine or oily hair and can cause irritation in sensitive skin.
Irritation
moderate
Source
synthetic
A mild synthetic emulsifier that helps mix water and oil in creams and cleansers, generally considered safe for most skin types.
Irritation
low
Source
synthetic
Dicocodimonium Chloride is a synthetic conditioning agent that reduces static and softens hair, but may cause irritation or clog pores in sensitive individuals.
Irritation
moderate
Source
synthetic
An effective foam booster that has raised safety concerns due to possible diethanolamine (DEA) contamination; best used in rinse-off products if at all.
Irritation
moderate
Source
synthetic
An effective synthetic cleanser that helps remove oil and dirt, but may be drying or irritating for sensitive skin types.
Irritation
moderate
Source
synthetic
An effective cleansing agent that can be drying for some skin types, but generally safe when formulated properly.
Irritation
moderate
Source
synthetic
An effective conditioning agent for dry or damaged hair, but may be too heavy for fine hair or oily skin.
Irritation
moderate
Source
semi-synthetic
A gentle, coconut-derived cleansing ingredient that helps remove dirt and oil without stripping the skin.
Irritation
low
Source
semi-synthetic
A gentle, coconut-derived surfactant that helps create a rich lather while being less stripping than traditional sulfates.
Irritation
low
Source
natural
A gentle, conditioning surfactant that helps create rich foam without stripping the skin or hair.
Irritation
low
Source
semi-synthetic
An effective cleanser and antistatic agent from tallow, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
semi-synthetic
Skin Conditioning Agent
DIHYDROXYISOPROPYL CAPRYLOYLCAPRYLAMIDE
A gentle synthetic ingredient that helps condition skin and improve the feel of cleansers without stripping moisture.
Irritation
low
Source
synthetic
A mild synthetic surfactant that helps create rich foam and improve cleansing texture, generally well-tolerated by most skin types.
Irritation
low
Source
synthetic
A gentle, low-irritation surfactant that helps create a rich lather and improve cleansing without stripping the skin.
Irritation
low
Source
semi-synthetic
A gentle synthetic surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
synthetic
An effective synthetic surfactant that helps cleanse and emulsify, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A gentle, citrate-based surfactant that helps cleanse without stripping the skin's natural moisture barrier.
Irritation
low
Source
semi-synthetic
A gentle, conditioning surfactant that cleanses without stripping, ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A gentle silicone-coconut hybrid that helps mix oil and water, leaving skin and hair feeling soft without heavy residue.
Irritation
low
Source
semi-synthetic
A gentle silicone-based cleanser that helps remove dirt and oil while leaving hair and skin feeling soft, but may not suit those avoiding silicones.
Irritation
low
Source
semi-synthetic
A coconut-derived surfactant that helps cleanse and condition, but may cause mild irritation for sensitive skin.
Irritation
moderate
Source
natural
A synthetic foam booster that improves lather and thickness in cleansers, but may cause irritation for sensitive skin.
Irritation
moderate
Source
synthetic
Dimethyl Lauramine is a synthetic emulsifier and pH adjuster that helps blend oil and water in rinse-off cleansers, but it may cause mild irritation for sensitive skin.
Irritation
moderate
Source
synthetic
A synthetic emulsifier that helps mix oil and water, but may be slightly drying for sensitive skin.
Irritation
moderate
Source
synthetic
An effective emulsifier and surfactant for rinse-off products, but may cause mild irritation for sensitive skin.
Irritation
moderate
Source
synthetic
A synthetic conditioning agent that helps soften hair and stabilize formulas, but may cause irritation in sensitive individuals.
Irritation
moderate
Source
synthetic
A plant-derived emulsifier that helps blend oils and water, but may cause irritation or clog pores in sensitive individuals.
Irritation
moderate
Source
natural
A synthetic cleansing agent that helps remove dirt and oil, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
A mild, amino-acid-based surfactant that cleanses without stripping the skin barrier, ideal for sensitive skin.
Irritation
low
Source
semi-synthetic
A synthetic conditioning agent that reduces static and softens hair, but may cause irritation for sensitive scalps at higher concentrations.
Irritation
moderate
Source
synthetic
A synthetic emulsifier that helps cleanse and stabilize formulas, but may be drying or irritating for sensitive skin.
Irritation
moderate
Source
synthetic
Dioleyl Phosphate is a mild synthetic emulsifier that helps blend oil and water in formulas, generally considered safe and low-irritation for most skin types.
Irritation
low
Source
synthetic
A gentle conditioning ingredient that reduces static and softens hair, but may be too heavy for fine or oily hair types.
Irritation
low
Source
semi-synthetic
A gentle, coconut-derived surfactant that cleanses without stripping the skin, ideal for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A mild, synthetic surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
synthetic
Surfactant
DISODIUM DIHYDROXYETHYL SULFOSUCCINYLUNDECYLENATE
A gentle, low-irritation surfactant that cleanses without stripping the skin, making it a good choice for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A gentle, low-irritation surfactant that cleanses without stripping the skin barrier, making it ideal for sensitive or dry skin.
Irritation
low
Source
semi-synthetic
A gentle, sulfate-free surfactant that cleans without stripping the skin barrier.
Irritation
low
Source
synthetic
A gentle, low-irritation surfactant that effectively cleanses without stripping the skin's natural moisture barrier.
Irritation
low
Source
synthetic