Disodium Coceth-3 Sulfosuccinate
molecular structure · PubChem
AKA: Coconut-derived surfactant, Mild cleanser
Allergen Warning
⚠️ Tree Nut (Coconut)
Synthetic
Cleanser
Emulsifier
Not Clean
Disodium Coceth-3 Sulfosuccinate is the disodium salt of the half ester of Coceth-3 and sulfosuccinic acid
CAS #
-
Form
Liquid
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Removes Impurities
Cleansing Surfactant
Emulsifier
Antioxidant Protection
Mixes Oil & Water
Traditional Use
Modern synthetic surfactant developed from coconut oil derivatives as a gentler cleansing alternative, designed to maintain the skin barrier while removing impurities.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Restricted By
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR