Behenoxy Dimethicone
AKA “Behenoxy silicone, Dimethicone behenyl ether”
Emollient
Ingredient Facts
Behenoxy dimethicone
AKA: Behenoxy silicone, Dimethicone behenyl ether
Emollient · Emollient · EWG: 2
Synthetic
Emollient
Skin Conditioner
Silicone
Clean
Poly(oxy(dimethylsilylene)),.alpha.-docosyl-.omega.-(docosyloxy)-
CAS #
193892-43-2
Form
Liquid
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A modern silicone-based polymer created in the late 20th century by combining behenic acid derivatives with dimethicone for enhanced conditioning and water-repellent properties in cosmetics.
Skin Types
●all-skin-types, gentle
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
2
CIR
Safe as used
Pregnancy
Yes
Restricted By
CIR Safety Findings
Not a Sensitizer
ewg-2
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR