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Coco-Betaine
AKA “Coconut betaine, Cocamidopropyl betaine, Coconut acid betaine”
Synthetic
Ingredient Facts
Coco-Betaine
AKA: Coconut betaine, Cocamidopropyl betaine, Coconut acid betaine
Synthetic · Cleansing · EWG: 4
Plant-Derived Synthetic
Cleanser
Skin Conditioner
Hair Care
Plant Oil
Synthetic
Clean
Derived from coconut oil, this gentle cleanser removes dirt and oil while conditioning hair and skin. It creates a rich lather and helps products feel smooth and lightweight.
CAS #
68424-94-2
Form
Liquid
See origin →
Functions
Antistatic
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin 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
Viscosity Controlling
Locks in moisture
Traditional Use
A modern amphoteric surfactant synthesized from coconut oil fatty acids, developed as a gentler alternative to traditional detergents for use in cleansing and conditioning formulations.
Skin Types
●all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Tree Nut (Coconut)
EWG
4
CIR
Safe w/Qualifications
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
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Contact allergy related to TEA-PEG-3 cocamide sulfate and cocamidopropyl betaine in a shampoo.
Andersen KE, Roed-Petersen J, Kamp P
Contact dermatitis, 1984
→
Contact allergy related to TEA-PEG-3 cocamide sulfate and cocamidopropyl betaine in a shampoo.
Andersen KE, Roed-Petersen J, Kamp P
Contact dermatitis, 1984
→
Final Report of the Cosmetic Ingredient Review Expert Panel on the Safety Assessment of Cocamidopropyl Betaine (CAPB)
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Final Report on the Safety Assessment of Cocamidopropyl Betaine
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Cocamidopropyl Betaine
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Coco-Betaine
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Cocamidopropyl Betaine
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Coco-Betaine
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Safety assessment of cocamidopropyl betaine, a cosmetic ingredient.
Kim D, Seok JK, Kim M, Choi S, Hong J et al.
Toxicological research, 2024
→
Occupational contact allergy to cocamidopropyl betaine and its impurities.
Suuronen K, Pesonen M, Aalto-Korte K
Contact dermatitis, 2012
→
Verified Feb 2026
Data: CosIng · EWG · CIR