Potassium Capryloyl Glutamate

AKA: Potassium capryloyl glutamate [INCI], L-Glutamic acid, Monopotassium salt, Potassium salt (1:1), 280576-94-5

Synthetic

Cleanser

Amino Acid

Plant Oil

Not Clean

Potassium hydrogen 2-octanamidopentanedioate

Formula

C13H22KNO5

Mol. Weight

311.42

CAS #

-

Form

Liquid

Functions

Deodorant

Cleansing

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

Controls Odor

Cleansing Surfactant

Lifts away dirt and oil

Neutralizes odor

Traditional Use

Modern synthetic surfactant and preservative created by combining caprylic acid with the amino acid glutamate. Designed in the late 20th century as a mild, skin-conditioning alternative to harsher preservatives.

EWG

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

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