Coco-Hydroxysultaine

AKA: Coconut hydroxysultaine, Coco-betaine hydroxysulfaine, Cocamidopropyl hydroxysultaine

Synthetic

Cleanser

Skin Conditioner

Hair Care

Not Clean

OriginDerived from coconut oil fatty acids through reaction with dimethylaminopropylamine and sulfitation. Synthesized by sulfonation and hydroxylation of the coconut acyl amine precursor.

1-Propanaminum, N,N-dimethyl-2-hydroxy-3-sulfo-, N-coco acyl derivs., hydroxides, inner salts

CAS #

68608-66-4

Form

Powder

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Allergen Warning

⚠️ Tree Nut (Coconut)

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

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.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2024

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR