Amodimethicone Hydroxystearate
AKA “Amodimethicone hydroxystearic acid salt”
Hair Conditioning
Ingredient Facts
Amodimethicone hydroxystearate
AKA: Amodimethicone hydroxystearic acid salt
Hair Conditioning · Hair Conditioning · EWG: 4
Plant-Derived
Skin Conditioner
Hair Care
Silicone
Not Clean
Siloxanes and silicones, 3-[(2-aminoethyl)amino]propyl methyl, dimethyl, hydroxy terminated, 12-hydroxyoctandecanoate (salt)
CAS #
299186-05-3
Form
Liquid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Conditions Hair
Softens and detangles hair
Traditional Use
A modern silicone derivative combining amodimethicone with hydroxy stearate. Developed for enhanced conditioning and emollient properties in contemporary haircare products.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Final Report on the Safety Assessment of Stearoxy Dimethicone, Dimethicone, Methicone, Amino Bispropyl Dimethicone, Aminopropyl Dimethicone, Amodimethicone, Amodimethicone Hydroxystearate, Behenoxy Di
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Amodimethicone Hydroxystearate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Verified Jun 2026
Data: CosIng · EWG · CIR