Dimethicone
AKA: 30% ACTIVE, 10% ACTIVE, 20% ACTIVE, TRIMETHYLSILOXY TERMINATED, REDUCED VOLATILITY, VISCOSITY 20 CST
Synthetic
Emollient
Skin Conditioner
Silicone
Not Clean
Restricted:EWG VERIFIED products cannot contain this ingredient without adequate substantiation.
CAS #
63148-62-9, 9006-65-9, 9016-00-6
Form
Liquid
State
Liquid
Functions
Lubricant
Conditioning Agent
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Nourishes & Protects
Locks In Moisture
EWG
5
CIR
Safe as used
Pregnancy
—
Restricted By
CIR Safety Findings
Not a Sensitizer
ewg-5
medical-approval
all-shades-safe
Concentration Guide
30.0%
0%42%
Reg. Limit
FDA OTC limit (Skin Protectant): 30%. 21 CFR 347.10
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR