Sodium Lauroyl Isethionate

AKA “Sodium ethyl 2-sulfolaurate, Igepon A, Sodium lauroylisethionate, Sodium 2-sulfoethyl laurate, Sodium 2-sulfoethyldodecanoate, Sodium lauryl isethionate, 2-Sulfoethyl laurate sodium salt, Dodecanoic acid, 2-sulfoethyl ester, sodium salt, CCRIS 528, Lauroyl isethionate”

Surfactant

Ingredient Facts

Sodium lauroyl isethionate

AKA: Sodium ethyl 2-sulfolaurate, Igepon A, Sodium lauroylisethionate, Sodium 2-sulfoethyl laurate, Sodium 2-sulfoethyldodecanoate, Sodium lauryl isethionate, 2-Sulfoethyl laurate sodium salt, Dodecanoic acid, 2-sulfoethyl ester, Sodium salt, CCRIS 528

Surfactant · Cleansing · EWG: 1

Synthetic

Cleanser

Skin Conditioner

Hair Care

Plant Oil

Clean

Sodium 2-sulphonatoethyl laurate

Effective at 25.9%

Formula

C14H27NaO5S

Mol. Weight

330.42

CAS #

7381-01-3

Form

Liquid

State

Other Solid

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.

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.

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.

Locks in moisture

Traditional Use

A synthetic surfactant developed in the mid-20th century combining lauric acid with isethionic acid. Engineered as one of the mildest sulfate-free cleansing agents, particularly for facial and baby products.