Ammonium Laureth Sulfate
AKA “(2-(dodecyloxy)ethoxy)sulfonic acid amine, 32612-48-9, 43ZIH89I48, 9C50N72CDB, 9LPV636QCV, E1ZP93931S, PEG-(1-4) Lauryl ether sulfate, ammonium salt, PEG-12 Lauryl ether sulfate, PEG-5 Lauryl ether sulfate”
Surfactant
Ingredient Facts
Ammonium laureth sulfate
AKA: (2-(dodecyloxy)ethoxy)sulfonic acid amine, 32612-48-9, 43ZIH89I48, 9C50N72CDB, 9LPV636QCV, E1ZP93931S, PEG-(1-4) Lauryl ether sulfate, Ammonium salt, PEG-12 Lauryl ether sulfate, PEG-5 Lauryl ether sulfate
Surfactant · Cleansing · EWG: 2
Synthetic
Cleanser
Plant Oil
Clean
Dodecan-1-ol, ethoxylated, sulfates, ammonium salts, 1-4 mol EO (average molar ratio)
Formula
C14H33NO5S
Mol. Weight
327.48
CAS #
32612-48-9, 67762-19-0
Form
Powder
State
Light yellow viscous liquid; [MSDSonline]
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Foaming
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Removes Impurities
Creates Lather
Cleansing Surfactant
Reduces Inflammation
Locks In Moisture
Removes dirt and impurities
Creates cleansing foam
Lifts away dirt and oil
Traditional Use
Developed in the mid-20th century as a polyethoxylated derivative of ammonium lauryl sulfate. Created to provide milder cleansing than traditional sulfates while maintaining surfactant efficacy.
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-2
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Agencies
Final Report on the Safety Assessment of Sodium Laureth Sulfate and Ammonium Laureth Sulfate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Ammonium Laureth Sulfate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ammonium Laureth Sulfate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Furfuryltrimethyl ammonium salts
Health Canada
Health Canada Cosmetic Ingredient Hotlist
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR