Cocoamphopropionate
AKA “Coconut oil amidopropionate, Coco ampho propionate, Coconut acid amphoteric”
Surfactant
Ingredient Facts
Cocoamphopropionate
AKA: Coconut oil amidopropionate, Coco ampho propionate, Coconut acid amphoteric
Surfactant · Cleansing · EWG: 4
Synthetic
Cleanser
Skin Conditioner
Hair Care
Plant Oil
Not Clean
beta-Alanine, N-(2-aminoethyl)-N-(2-hydroxyethyl)-, N-coco acyl derivatives, monosodium salts
CAS #
93820-52-1
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
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Foam Boosting
Removes Impurities
Creates Lather
Conditions Hair
Cleansing Surfactant
Traditional Use
A synthetic amphoteric surfactant created from coconut-derived fatty acids in the late 20th century to provide gentle cleansing properties while maintaining skin compatibility in shampoos and body washes.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Final Report on the Safety Assessment of Cocoamphoacetate, Cocoamphopropionate, Cocoamphodiacetate, and Cocoamphodipropionate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Sodium Cocoamphopropionate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Sodium Cocoamphopropionate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Occupational contact dermatitis caused by sodium cocoamphopropionate in a liquid soap used in fast-food restaurants.
Hagvall L, Bråred-Christensson J, Inerot A
Contact dermatitis, 2014
Occupational contact allergy to sodium cocoamphopropionate in a skin protection cream.
Skudlik C, Markthaler M, John SM
Contact dermatitis, 2018
Verified Jun 2026
Data: CosIng · EWG · CIR