Trifluoropropyldimethyl/trimethylsiloxysilicate

AKA: Fluorosilicone Silicate, Silicone Silicate

Synthetic

Emollient

Skin Conditioner

Silicone

Not Clean

Trifluoropropyldimethyl/Trimehtylsiloxysilicate

CAS #

68611-44-9; 1015787-46-8; 211811-62-0; 68909-20-6; 112153-70-5; 112153-71-6; 1123693-37-7; 70536-25-3; 371755-66-7; 1158846-14-0

Form

Powder

Functions

Binding

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

Synthetic silicone polymer developed as a modern cosmetic ingredient to provide oil absorption, mattifying effects, and improved wear properties in makeup and skincare products.

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

medical-approval

all-shades-safe

Potential Sensitizer

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

🧂Conflict of interest.

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed3 reviews →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

Verified Jun 2026 · 🧪 = conflict

Data: CosIng · EWG · CIR