Steareth-21

Also known as: steareth-21

STE

1/10

Concern level

Low concern

Steareth-21 is a nonionic surfactant and emulsifier derived from stearyl alcohol and ethylene oxide. It helps to stabilize emulsions and improve the texture of formulations.

Pore-clogging

Non-comedogenic

Pregnancy

Safe

EWG Score

1/10

Regulatory

No data

Benefits

Supports Barrier Function

Chemical Properties

pH Range

4.00 - 7.00

Typical Concentration

1.00% - 5.00%

CAS Number: 9005-00-9

Skin Type Compatibility

dry skin6/10

oily skin5/10

sensitive skin4/10

acne prone3/10

mature skin6/10

normal skin6/10

Risks & Warnings

May cause irritation in sensitive skin types; patch testing is recommended.

Vegan Cruelty-Free

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