Lauramine Oxide
AKA “Lauryldimethylamine oxide, 1-Dodecanamine, N-oxide, LDAO, Dodecyldimethylamine oxide, Lauryldimethylamine N-oxide, Ammonyx AO, Ammonyx LO
Synthetic
Ingredient Facts
Lauramine oxide
AKA: Lauryldimethylamine oxide, 1-Dodecanamine, N-oxide, LDAO, Dodecyldimethylamine oxide, Lauryldimethylamine N-oxide, Ammonyx AO, Ammonyx LO
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Fragrance
Skin Conditioner
Hair Care
Plant Oil
Synthetic
Clean
A gentle cleanser that removes oil and buildup while boosting lather and conditioning hair. Helps reduce frizz and static for smoother, shinier results.
Solubility In water, 190,000 mg/L at 25 °C
Formula
C14H31NO
Mol. Weight
229.40
CAS #
1643-20-5
Form
Powder
State
Dimethyldodecylamine-n-oxide is a crystalline 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.
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Perfuming
Added for scent. Can be natural or synthetic. Common irritant and allergen — one of the top reasons people react to products.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Foam Boosting
Hydrotrope
Viscosity Controlling
Reduces Static
Removes Impurities
Conditions Hair
Adds Fragrance
Traditional Use
Synthetic surfactant created mid-20th century from lauramine as a foam booster and thickening agent. Provides gentler cleansing than traditional anionic surfactants and is used in shampoos and body washes.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR