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Polyquaternium-14
AKA “PQ-14, Polyquaternium-14”
Ingredient
Ingredient Facts
Polyquaternium-14
AKA: PQ-14
Ingredient · Film Forming · EWG: 4
Synthetic
Occlusive
Not Clean
Ethanaminium, N,N,N-trimethyl-2-[(2-methyl-1-oxo-2-propenyl)oxy]-, methylsulfate, homopolymer
CAS #
27103-90-8
Form
Powder
See origin →
Functions
Antistatic
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Reduces Static
Creates Protective Barrier
Creates protective layer
Reduces flyaways
Traditional Use
A synthetic polymer developed in the 1980s for use in cosmetic formulations. Designed to provide conditioning, anti-static, and film-forming properties in hair and skincare products.
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