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PEG-14 Dimethicone
AKA “Polyethylene Glycol 14 Dimethicone, Water-soluble Silicone”
Skin Conditioning
Ingredient Facts
Peg-14 dimethicone
AKA: Polyethylene Glycol 14 Dimethicone, Water-soluble Silicone
Skin Conditioning · Hair Conditioning · EWG: 4
Synthetic
Skin Conditioner
Hair Care
Silicone
Not Clean
Silicones and siloxanes, dimethyl, hydropoly(oxy-1,2-ethanediyl methyl, trimethylsilyl terminated (14 mol EO average molar ratio)
Form
Liquid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A synthetic hybrid created by conjugating PEG with silicone (dimethicone) in late-20th-century cosmetics. Designed to combine water-solubility with silicone's conditioning and protective properties.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR