Bis-Stearoxy Dimethicone
AKA “Stearoxy Silicone”
Synthetic
Ingredient Facts
Bis-stearoxy dimethicone
AKA: Stearoxy Silicone
Synthetic · Emollient · EWG: 4
Plant-Derived Synthetic
Emollient
Skin Conditioner
Silicone
Synthetic
Clean
Science: Origin: Botanic/Natural Safety Ratings: CIR: Safe as used
CAS #
68554-53-0
Form
Liquid
See origin →
Functions
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.
Softens & Smooths
Smooths and softens skin
Traditional Use
A silicone derivative developed in the late 20th century for cosmetics. Designed to provide occlusive and conditioning properties while improving the sensory feel of skincare and makeup formulations.
Skin Types
●all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe w/Qualifications
Pregnancy
Yes
Restricted By
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Verified Feb 2026
Data: CosIng · EWG · CIR