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Dimethiconol
AKA “DIMETHYLSILANEDIOL, Silanediol, RefChem:134378, DTXCID8033011”
Synthetic
Ingredient Facts
Dimethiconol
AKA: DIMETHYLSILANEDIOL, Silanediol, RefChem:134378, DTXCID8033011
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Synthetic
Clean
A silky moisturizer that softens and conditions skin while helping products apply smoothly without foam or bubbles.
Formula
C2H8O2Si
Mol. Weight
92.17
CAS #
31692-79-2, 70131-67-8
Form
Liquid
See origin →
Functions
Antifoaming
Moisturising
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 silicone-based compound developed in the 20th century as a modern cosmetic ingredient. Created to provide improved conditioning, smoothness, and water-repellent properties in skincare and haircare formulations.
Skin Types
●all-skin-types
Best For
Dryness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Safety Assessment of Dimethiconol and its Esters and Reaction Products as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Acrylates/Dimethiconol Acrylate Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Arginine
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Beeswax
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Behenate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Borageate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Candelillate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Carnaubate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Cysteine
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Dhupa Butterate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Hydroxystearate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Illipe Butterate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Isostearate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Kokum Butterate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Lactate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Meadowfoamate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Methionine
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Mohwa Butterate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Panthenol
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Sal Butterate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol Stearate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol/Methylsilanol/Silicate Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol/Silica Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol/Silsesquioxane Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol/Stearyl Methicone/Phenyl Trimethicone Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrolyzed Collagen PG-Propyl Dimethiconol
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Isopolyglyceryl-3 Dimethiconol
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Trimethylsiloxysilicate/Dimethiconol Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dimethiconol
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dimethiconol Behenate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dimethiconol Cysteine
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dimethiconol Meadowfoamate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dimethiconol Panthenol
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dimethiconol Stearate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dimethiconol/Silsesquioxane Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Trimethylsiloxysilicate/Dimethiconol Crosspolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Safety Assessment of Dimethiconol and Its Esters and Reaction Products as Used in Cosmetics.
Johnson W Jr, Heldreth B, Bergfeld WF, Belsito DV, Hill RA et al.
International journal of toxicology, 2017
→
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR