Ammonium Cocoyl Sarcosinate

AKA: Coconut Sarcosinate, Coconut Amino Acid

Allergen Warning

⚠️ Tree Nut (Coconut)

Synthetic

Cleanser

Amino Acid

Plant Oil

Not Clean

Glycine, N-methyl-, N-coco acyl-, ammonium salts

CAS #

223705-35-9

Form

Liquid

Functions

Cleansing

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

Foaming

Cleansing

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

Removes Impurities

Creates Lather

Cleansing Surfactant

Reduces Inflammation

Locks In Moisture

Removes dirt and impurities

Creates cleansing foam

Lifts away dirt and oil

Traditional Use

Developed in the 20th century as a mild amino acid-based surfactant derived from coconut oil. Designed to provide gentle cleansing suitable for sensitive skin, combining modern chemistry with coconut's traditional skincare applications.

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-assessed2 reviews →

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

Verified Jun 2026

Data: CosIng · EWG · CIR