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Cocamidopropyl Betaine

Low concern

Cocamidopropyl betaine is a personal-care surfactant - not approved or commonly used as a food additive. It is generally considered safe in cosmetics but is a known contact allergen and was named American Contact Dermatitis Society 'Allergen of the Year' in 2004.

Found in

536 products

What it is

An amphoteric surfactant derived from coconut oil and dimethylaminopropylamine, used in personal-care formulations.

Not a food ingredient; surfactant/cleansing agent in cosmetics, shampoos, and toothpastes.

Why it's flagged

Contact allergen / dermatitis

What regulators actually say

"Cocamidopropyl betaine: allergen of the year 2004."

PubMed (Am Contact Dermatitis Soc.) — ncbi.nlm.nih.gov

"Cosmetic ingredient safety information from FDA."

FDA — fda.gov

Regulatory status

United States — FDA

Permitted in cosmetics; not a listed food additive

European Union — EFSA

Not authorised as food additive

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