DEA-C12-13 Pareth-3 Sulfate

AKA: DEA Dodecyl-Tridecyl Pareth Sulfate, Anionic Surfactant

Synthetic

Cleanser

Not Clean

OriginDerived from coconut or palm kernel oils, this ingredient belongs to the sulfated ether surfactant chemical family. Produced through ethoxylation of fatty alcohols followed by sulfation and neutralization with diethanolamine.

Bis-(2-hydroxyethyl)ammonium poly(oxy-1,2-ethanediyl)-.alpha.-(C12-13)-alkyl-.omega.-sulfate, (3 mol EO average molar ratio)

CAS #

243133-69-9

Form

Powder

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Caution

Functions

Cleansing

Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.

Cleansing

Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.

Removes Impurities

Cleansing Surfactant

The paper trail

🔬Peer-reviewed1 paper →

⚖️Regulatory0 listings

🛡️Safety-assessed1 review →

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

EWG

CIR

Safe as used

Pregnancy

Caution

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2017

Regulatory Status

USA✔ permitted

EU✔ permitted

JAPAN✔ permitted

CANADA✔ permitted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR