Lauramidopropyl Hydroxysultaine
molecular structure · PubChem
AKA: Softazoline LSB-R, Softazoline LSB, 19223-55-3, RALUFON CAS-OH, 1-Propanaminium, 2-hydroxy-N, Inner salt
Synthetic
Cleanser
Skin Conditioner
Hair Care
Plant Oil
Clean
N-(3-Dodecanamidopropyl)-2-hydroxy-N,N-dimethylammoniopropanesulfonate
Formula
C20H42N2O5S
Mol. Weight
422.60
CAS #
19223-55-3
Form
Powder
State
Liquid; Other Solid
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
Traditional Use
Amphoteric surfactant developed in the late 20th century to create milder, less irritating cleansing formulations. Designed specifically for sensitive skin and baby care products as a gentler alternative to traditional anionic surfactants.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR