TEA-Hydrochloride

AKA: Triethanolamine hydrochloride, 637-39-8, Triethanolammonium chloride, Ethanol, Trolamine hydrochloride, Tris(2-hydroxyethyl)amine hydrochloride, CHEBI:132753

Plant-Derived

Not Clean

Tris(2-Hydroxyethyl)ammonium chloride

Effective at 9.5%

Formula

C6H16ClNO3

Mol. Weight

185.65

CAS #

637-39-8

Form

Powder

Functions

Viscosity Controlling

Controls Viscosity

Traditional Use

Triethanolamine hydrochloride salt developed as a pH buffer and emulsifier in the 20th century. Created to stabilize cosmetic formulations and adjust pH for skin compatibility.

EWG

CIR

Safe as used

Pregnancy

Yes

Restricted By

Credo Beauty Sephora Clean at Sephora Target Clean Whole Foods Premium Body Care Beauty Heroes MADE SAFE EWG VERIFIED

CIR Safety Findings

Not a Sensitizer

medical-approval

all-shades-safe

Concentration Guide

0.0002%

19.0%

0%27%

Reported use

CIR reported use: 0.0002-19

Regulatory Status

USA✔ permitted

EU✔ permitted

JAPAN✔ permitted

CANADA✔ permitted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed1 review →

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

Verified Jun 2026

Data: PubChem · CosIng · EWG · CIR