Bis-Stearoxy Dimethicone
AKA “Stearoxy Silicone”
Synthetic
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Ingredient Facts
Bis-stearoxy dimethicone
AKA: Stearoxy Silicone
Synthetic · Conditioning | Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Silicone
Synthetic
Clean
Science: Origin: Botanic/Natural Safety Ratings: CIR: Safe as used
CAS #
68554-53-0
Form
Liquid
Synthetic
Botanical. Derived from dimethicone, a synthetic silicone polymer, combined with stearic acid esters. Produced through esterification of dimethicone with stearic acid under controlled chemical conditions.
Function
Conditioning | Emollient
Benefits
Conditions Skin
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
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
Restricted By
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Not a Sensitizer
Regulatory Agencies
Verified Feb 2026
Data: CosIng · EWG · CIR