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Ammonium Cocoyl Sarcosinate
AKA “Coconut Sarcosinate, Coconut Amino Acid”
Surfactant
Ingredient Facts
Ammonium cocoyl sarcosinate
AKA: Coconut Sarcosinate, Coconut Amino Acid
Surfactant · Cleansing · EWG: 4
Synthetic
Cleanser
Amino Acid
Plant Oil
Not Clean
Glycine, N-methyl-, N-coco acyl-, ammonium salts
CAS #
223705-35-9
Form
Liquid
See origin →
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.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Tree Nut (Coconut)
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